My paper list

Last update is 2017/8/8

[Journal][Conference]


[Journal]

  1. Yasuhisa Okazaki, Atsushi Yoshikawa : "Cognitive Analysis of Dynamic Educational Presentation with Writing Process", Transactions of Japanese Society for Information and Systems in Education, Vol.34, No.3, pp.218-226 (2017.7).
  2. Yasuhisa Okazaki, Seina Mori, Hiroshi Wakuya, Nobuo Mishima, Yukuo Hayashida, Byung-Won Min : "Development of a Sustainable Community-based Hazard Map Creation Support System for Traditional Towns with Local Heritage", International Journal of Contents, Vol.12, No.2, pp. 58-65 (2016.6).
  3. Nobuo Mishima, Yoko Taguchi, Yasuhisa Okazaki, Hiroshi Wakuya, Keiko Kitagawa, Yukuo Hayashida, Yong-sun Oh, Sun-gyu Park : "Improvement strategy of open space at the center of a traditional lowland town with narrow paths for securing persons in need of aids viewing from evacuation time",Lowland Technology International 2015, Vol.17, No.3, pp.197-206(2015.12).
  4. Mitsuhiro SUENAGA, Hisaharu TANAKA, Makoto OTANI, Yoshiaki HORI,Yasuhisa OKAZAKI, Kenzi WATANABE : "Design and Implementation of Network User Authentication System for Next Generation Network", IPSJ Journal Vol.56, No9, pp.1782-1793(2015.9).
  5. Byung-Won Min, Sang-Hoon Oh, Yong-Sun Oh, Yasuhisa Okazaki, Jae-Soo Yoo, Sun-Gyu Park, Hwang-Woo Noh, "Design of an Integrated Monitoring System for Constructional Structures Based on Mobile Cloud in Traditional Towns with Local Heritage", International Journal of Contents, Vol. 11, No. 2, pp.37-49(2015.6).
  6. Mitsuhiro SUENAGA, Hisaharu TANAKA, Makoto OTANI, Yoshiaki HORI,Yasuhisa OKAZAKI, Kenzi WATANABE : "Development of Function to Forbid Access of Terminals via NAT in the Web Authentication Network", IPSJ Journal Vol.56 , No.3 pp.798-807 (2015.3).
  7. Yasuhisa OKAZAKI, Tomomi INOUE, Rimi NAKAMURA, Kenzi WATANABE and Takaaki SONODA : "Development and Evaluation of a Handwriting Kanji Learning Support Tool Adapted for Dysgraphia Children’s Learning Properties", The IEICE Transactions on Information and Systems(Japanese Edition), Vol.J98-D, No.1, pp.42-51 (2015.1).
  8. Yasuhisa OKAZAKI, Ryouhei IWAHASHI, Makiko TAKENAKA, Kenzi WATANABE: "Development of a Support System for Dietary Education Using Cell-Phone", Transactions of Japanese Society for Information and Systems in Education, Vol.28, No.2, pp.141--150 (2011.4).
  9. Shigenori YAMADA, Toshimasa TANIOKA, Yasuhisa OKAZAKI, Kenzi WATANABE and Hiroki KONDO : "A Development of a Chin-controllable Mouse System for a Quadriplegic Person by Cerebral Palsy", The IEICE Transactions on Information and Systems(Japanese Edition), Vol.J93-D No.10 pp.2268-2280 (2010.10).
  10. Diana Purwitasari, Yasuhisa Okazaki, Kenzi Watanabe : "Adaptive Content-based Navigation Generating System: Data Mining on Unorganized Multi Web Resources", Internetworking Indonesia Journal, Vol. 1, No. 2, pp.37-43 (2009).
  11. Toshimasa Tanioka, Hiroyuki Egashira, Mayumi Takata, Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "A Development of a System Enables Character Input and PC Operation via Voice for a Physically Disabled Person with a Speech Impediment", Transactions of the Japanese Society for Artificial Intelligence, Vol. 23, No. 6 pp.447-456 (2008.7).
  12. Saida Ulfa, Yasuhisa OKAZAKI, Yasuhiro HIEIDA, Toshihiro HAYASHI, Kenzi WATANABE, Shin-ichi TADAKI: `` ``Error Based Translation'' As a New Approach In Learning Japanese Particles for Indonesians'', The Journal of Information and Systems in Education, Vol.7, No.1, pp.15--25 (2008).
  13. Kiyosih Yonemitsu, Takuya Umezaki,Toshiko Fujii, Yoshihiro Ehara, Sigeru Hoyashita, Kazuhiro Sumi, Mitsuhiro Takasaki, Makoto Otani, Mika Ohtsuki, Teruya Minamoto, Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "Development and Operation of a new learning management system based on Moodle and XOOPS customized for Japanese academic affairs", IPSJ Journal, Vol.48, No.4 , pp.1710-1720(2007.4).
  14. Takatoshi Nakamura,Fumitomo Yamaguchi,Nobuhiro Yoshinaga,Yousuke Miura,Yasuhisa Okazaki,Kenzi Watanabe,Hiroki Kondo : "Development of Traditional Porcelain Craft Learning System with Synchronous Videos from Multiple View Points on Separate Monitors", Transactions of Japanese Society for Information and Systems in Education Vol.23 No.3, pp. 125 - 134 (2006.7).
  15. Toshihiro Hayashi, Kenzi Watanabe, Makoto Otani, Hisaharu Tanaka, Yasuhisa Okazaki, Yukuo Hayashida, Hiroki Kondo : "Design and Implementation of a Remote Lecture Based on Instruction with Blackboard Using High-Quality Media Devices and High Speed Information Network", Transactions of Japanese Society for Information and Systems in Education Vol.22, No.1, pp.3-14 (2005.1).
  16. Hiroyuki Egashira, Yasuhisa Okazaki, Kenzi Watanabe, Hiroki Kondo : "Reduction of a Student's Wait Time by Using Concurrent Recognition of Inputs in an ITS", Transactions of Japanese Society for Information and Systems in Education, Vol.21, No.2, pp.61-71 (2004.4).
  17. Yasuhisa Okazaki, Hiroki Kondo : "Mathematical Structure Recognition Based on Perceptual Structure Tree and Recognition of Mathematical Operations by Using the Structure Tree Differences",IEICE Transactions D-I Vol.J87-D-I, No.1, pp.51-59 (2004.1).
  18. Xiang Yang Feng, Yasuhisa Okazaki, Masayoshi Okamoto, Hiroki Kondo :"Implementation of a Handwriting Interface for Mathematical Expression Input/Edit to an ITS", Educational Technology Research Vol.26, pp.1-10(2003.9).
  19. Kenzi Watanabe, Noriniko Sumi, Toyonori Aimori, Makoto Otani,Hisaharu Tanaka, Yasuhisa Okazaki, Toshihiro Hayashi, Hiroki Kondo : "An Implementation of a Remote Blackboard Presenter for Remote Lessons in Convetional Blackboard Based Style Using High-Quality Media Systems" Transactions of JSISE Vol.19, No.4,pp.218-223(2002.10).
  20. Joe Ito, Hiroyuki Egashira, Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "Development of an Online Handwritten Character Recognition Module on WWW Client and Its Implementation in a WWW-Based Intelligent Tutoring System", Systems and Computers in Japan, Vol.33, No.2, pp.12-21(2002.2).
  21. Joe Ito, Hiroyuki Egashira, Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "Development of an On-Line Handwriting Character Recognition Module on WWW Client and the Implementation to a WWW-Based Intelligent Tutoring System"IEICE Transactions Vol.J83-D-I,No.6,pp.610-618(2000.6).
  22. Masatoyo Ohshima, Hiroshi Nokita, Yasuhisa Okazaki,Hisaharu Tanaka, Kenzi Watanabe, Hiroki Kondo : "User Side Database and its Application in Classroom Lessons --WWW(World-Wide Web) as Global Educational Database--", Journal of Science Education in Japan Vol.23, No.5, pp,373-381(1999.12).
  23. Yasuhisa Okazaki,Tomoko Okajima, Masatoyo Ohshima, Joe Ito, Hisaharu Tanaka,Ken Miyayama, Kenzi Watanabe, Hiroshi Kuriyama, Akira Maemura,Hiroki Kondo : "Integrating existing WWW resources into a WWW courseware and its application in classroom lessons", Transactions of JSISE Vol.15, No.4,pp.285-292(1999.1).
  24. Kenzi Watanabe, Hirotaka Sasaguri,Yasuhisa Okazaki, Teisuke Yamaguchi, Joe Ito, Hirofumi Nakahara,Yasutaka Ikeda, Toshiaki Tasaki, Hiroki Kondo, Masayoshi Okamoto, Takatoshi Yoshikawa, Hiroshi Horii: "An Implementation of a Pen-Based Interface for an ITS for Guiding Fraction Calculation and Its Evaluation", Transactions of JSISE Vol.14, No.4, pp.139-150(1997.10).
  25. Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "An ITS(Intelligent Tutoring System) on the WWW(World-Wide Web)", Systems and Computers in Japan, Vol.28, No.9, pp.11-16(1997.8).
  26. Yasuhisa Okazaki,Kenzi Watanabe,Hiroki Kondo : "ITS(Intelligent Tutoring System) on the WWW(World-Wide Web)", IEICE Transactions Vol. J80-D-II, No.5 pp.1304-1307(1997.5).
  27. Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "An Implementation of an Intelligent Tutoring System on the World-Wide Web:Intelligent Tutoring Mechanism in the WWW framework", Journal of Education Technology Research 19, pp.35-44(1996.12).
  28. Kenzi Watanabe, Yasuhisa Okazaki, Hirofumi Eto, Hisaharu Tanaka, Hiroki Kondo, Hidekatsu Hara, Kenji Kawasaki, Masatoyo Ohshima : " The Global Classroom Project --On the Educational Trial of the Internet with Multimedia --", Transactions of JSISE Vol.12, No.3(1995.10).
  29. Kenzi Watanabe,Yasuhisa Okazaki,Shin-ichi Tadaki,Hiroki Kondo : "An Implementation of an ITS for Guiding Fraction Calculation", IEICE Transactions Vol.J77-A. No.3, pp.518-529(1994.3).
  30. Yasuhisa Okazaki,Shin-ichi Tadaki,Hiroki Kondo : "Analysis of student's errors in differential calculations and buggy model", Journal of Japan Society for CAI Vol.10, No.3 pp.91-101(1993.7).

[Conference]

  1. Shun Kozaki, Yasuhisa Okazaki, Hiroshi Wakuya, Nobuo Mishima, Yukuo Hayashida, Byung-Won Min : "Implementation of the Information Management Function of a Hazard Map Creation Support System in a Traditional Local Town", ICCC2016 International Conference on Convergence Content, pp.113-114(2016.12.11).
  2. Yutaro Hidaka, Nobuo Mishima, Hiroshi Wakuya, Yasuhisa Okazaki, Yukuo Hayashida, Keiko Kitagawa,Sun-gyu Park, Yong-sun Oh : "An evacuation route study based on probability of street blockade and risk of refuge place in a traditional lowland town",ICCC2016 International Conference on Convergence Content, pp.117-118(2016.12.11).
  3. Byung-Won Min, Yong-Sun Oh, Yukuo Hayashida, Nobuo Mishima, Yasuhisa Okazaki: "Usability Improvement of Mobile U-Health Service Platform", ICCC2016 International Conference on Convergence Content, pp.121-122(2016.12.11).
  4. Shun Kozaki, Yasuhisa Okazaki, Hiroshi Wakuya, Nobuo Mishima, Yukuo Hayashida, Byung-Won Min : "Implementation of information sharing on a Hazard Map Creation Support System in a Traditional Local Town", Proceedings of 2016 KoCon Spring Conference: Convergence Contents Vol.14, No1., pp.237-238 (2016.5.20).
  5. Yutaro Hidaka, Nobuo Mishima, Hiroshi Wakuya, Yukuo Hayashida, Yasuhisa Okazaki, Keiko Kitagawa, Sun-Gyu Park, Yong-Sun Oh : "A temporary evacuation area like open space analysis for disaster prevention town considering probability of street blockade-", Proceedings of 2016 KoCon Spring Conference: Convergence Contents Vol.14, No1., pp.239-240 (2016.5.20).
  6. Byung-Won Min, Yasuhisa Okazaki, Yong-Sun Oh : "Design of Management Structure Measuring Integrated Monitoring System Based on Linked Open Data", Proceedings of 2016 KoCon Spring Conference: Convergence Contents Vol.14, No1., pp.255-256 (2016.5.20).
  7. Takuji Umegane, Daisuke Uchida, Nobuo Mishima, Hiroshi Wakuya, Yasuhisa Okazaki, Yukuo Hayashida, Keiko Kitagawa, Hwang-woo Noh, Byung-won Min, Sun-gyu Park, Yong-sun Oh : "Design Strategy on the Area Creation for Fire Spread Prevention in a Traditional Village with Thatched Houses", ICCC2015 International Conference on Convergence Content, pp.117-118 (2015.12.12).
  8. Seina Mori, Yasuhisa Okazaki, Hiroshi Wakuya, Nobuo Mishima, Yukuo Hayashida, Byung-Won Min: "Usability of Hazard Map Creation Support System for Traditional Towns with Local Heritage", ICCC2015 International Conference on Convergence Content, pp.125-126 (2015.12.12).
  9. Byung-Won Min, Yong-Sun Oh, Nobuo Mishima, Yasuhisa Okazaki : "Improvement of an Integrated Monitoring System for Constructional Structures Based on Mobile Cloud in Traditional Towns with Local Heritage", ICCC2015 International Conference on Convergence Content, pp.129-130 (2015.12.12).
  10. Muladi, Fitri Shofiana, Yasuhisa Okazaki : "Design of Application Brightness Data Collection for Adaptive Visualization in Mobile Learning System", Proceedings International Conference on Electrical Engineering, Informatics, and Its Education(CEIE) 2015, pp.C12-15 (2015.10).
  11. Yasuhisa OKAZAKI, Senju NOGUCHI, Atsushi YOSHIKAWA : "Gaze Analysis and Subjective Assessment of Learners Observing the Writing Process" Proceedings of the 22nd International Conference on Computers in Education(ICCE2014), pp.83-88 (2014.12).
  12. Mitsuhiro SUENAGA, Hisaharu TANAKA, Makoto OTANI, Yasuhisa OKAZAKI,Kenzi WATANABE: "Detection and Prohibition of NAT for Network User Authentication Gateway System "Opengate" ", The First International Symposium on Computing and Networking (2013.12).
  13. Yasuhisa OKAZAKI, Senju NOGUCHI, Hisaharu TANAKA , Kenzi WATANABE, Atsushi YOSHIKAWA : "Eye tracker gaze analysis of learners watching the writing process", Proceedings of the 21st International Conference on Computers in Education(ICCE2013), pp.373-378 (2013.11).
  14. Tomomi INOUE, Rimi NAKAMURA, Noriko NAKASHIMA, Takaaki SONODA,Hisaharu TANAKA, Kenzi WATANABE, Yasuhisa OKAZAKI : "Development of a Kanji Handwriting Learning Support System with Differentiated Instruction to Dysgraphia Children", Proceedings of the 21st International Conference on Computers in Education(ICCE2013), pp.466-468 (2013.11).
  15. Satoru MATSUNAGA, Hisaharu TANAKA, Kenzi WATANABE, Yasuhisa OKAZAKI : "Development of a Japanese Pronunciation Learning Support System with Pronunciation Automatic Evaluation Function by Speech Recognition", Proceedings of the 21st International Conference on Computers in Education(ICCE2013), pp.794-796 (2013.11).
  16. Tomomi Inoue, Rimi Nakamura, Noriko Nakashima, Takaaki Sonoda, Hisaharu Tanaka, Kenzi Watanabe, Yasuhisa Okazaki: "Development of a Learning Content Management Tool for a Kanji Learning Support System with Handwriting", International Conference on Convergence Content(ICCC 2012), pp.103-104 (2012.12).
  17. Satoru Matsunaga, Hisaharu Tanaka, Kenzi Watanabe, Yasuhisa Okazaki: "Development of a Japanese Pronunciation Learning Support System with Learning Course Depending on a Level and the Characteristics of the Learner", International Conference on Convergence Content(ICCC 2012), pp.111-112 (2012.12).
  18. Shinya Toyoda, Hisaharu Tanaka, Kenzi Watanabe, Yasuhisa Okazaki: "Development of a Japanese Learning Support System Using Mobile Speech Recognition and Synthesis", International Conference on Convergence Content(ICCC 2012), pp.143-144 (2012.12).
  19. Yukihiko SATOU, Hisaharu TANAKA, Kenzi WATANABE, Yasuhisa OKAZAKI : "Development of Supporting System for Nature Observation and Investigation Activities Around Users Using Smartphones", Proceedings of the 20th International Conference on Computers in Education(ICCE2012), pp.444-446 (2012.11).
  20. Takaaki Fukuda, Hisaharu Tanaka, Kenzi Watanabe, Yasuhisa Okazaki : "Development of a Field Work Type Topographical Map Experiential Learning Support System", EIDWT2012 : Third International Conference on Emerging Intelligent Data and Web Technologies, pp.250-254 (2012.9).
  21. Yasuhisa Okazaki, Akihiro Hosoki, Hisaharu Tanaka, Kenzi Watanabe: ``HPT : A Prototype of an Educational Presentation Tool for Better Understanding'', 2012 KoCon Spring Comprehensive Academy Conference, pp.191-192 (2012.5).
  22. Shunsuke NAKAMURA, Hisaharu TANAKA, Kenzi WATANABE, Yasuhisa OKAZAKI : "Development of Notetaking Instruction System with Handwriting Interface", Proceedings of the 19th International Conference on Computers in Education(ICCE2011), C3_P4_44,pp.336-338 (2011.11).
  23. Akihiro HOSOKI, Hisaharu TANAKA, Kenzi WATANABE, Yasuhisa OKAZAKI: "Development of a New Presentation Tool for Cognitive Enhancement by Controlling the Whole Writing Processes", Work-In-Progress Poster(WIPP) Proceedings of the 19th International Conference on Computers in Education(ICCE2011), pp.24-26 (2011.11). Best Working-In-Progress Poster AWARD.
  24. Yasuhisa OKAZAKI, Ryouhei IWAHASHI, Hisaharu TANAKA, Kenzi WATANABE, Makiko TAKENAKA: "Development of a Game Type Food Education System Using a Cell Phone Camera", Proceedings of the 18th International Conference on Computers in Education(ICCE2010),pp.336-363 (2010.12).
  25. Yasuhisa OKAZAKI, Shunsuke NAKAMURA, Kenzi WATANABE : "A Japanese Pronunciation Learning Support System Applying Speech Recognition", Proceedings of the 2010 International Conference on Japanese Language Education(ICJLE), pp. 1106-0--1106-9 (2010.8).
  26. Makiko Takenaka, Yasuhisa Okazaki, Kazuhiro Yasutani, Masahiko Ohkubo: Development of a mobile quiz game authoring system for supporting fieldwork learning, Proceedings of the IADIS International Conference Mobile Learning 2010, pp.341-345. (2010.3).
  27. Yasuhisa OKAZAKI, Tetsuya WADA, Kenzi WATANABE: "Development of the Japanese Pronunciation Learning Support System for Nonnative Learners Using Speech Recognition", Proceedings of The 17th International Conference on Computers in Education(ICCE2009), pp.457-461 (2009.12).
  28. Takeo YOSHINO, Hisaharu TANAKA, Yasuhisa OKAZAKI, Kenzi WATANABE: "Hiragana Learning Support System with On-line Stroke Detection", Proceedings of The 17th International Conference on Computers in Education(ICCE2009), pp.492-493 (2009.12).
  29. Makiko Takenaka, Masahiko Ohkubo, Kazuhiro Yasutani, Yasuhisa Okazaki: "Development of a Mobile Quiz Authoring System for Supporting Fieldwork Learning", Proceedings of the 5th International Workshop on Mobile and Ubiquitous Learning Environments 2009, pp.5-10(2009.3).
  30. Kenzi Watanabe, Shigenori Yamada, Makoto Otani, Yasuhisa Okazaki: " The Ubiquitous Environment House for Observational Learning in Science Education'', International Workshop on Virtual Environment and Network-Oriented Applications (VENOA 2009), Fukuoka, Japan, 16-19 March,pp. 989 - 994 (2009.3).
  31. Yasuhisa OKAZAKI, Megumi YAMATE, Takuya TSURUMARU and Kenzi WATANABE:"Development of a Handwriting Marking System for On-line Reports", Proceedings of The 16th International Conference on Computers in Education (ICCE2008), pp.593--594 (2008.10).
  32. Diana Purwitasari, Yasuhisa Okazaki and Kenzi Watanabe: "Content-based Navigation in Web-based Learning Applications" Proceedings of The 16th International Conference on Computers in Education (ICCE2008), pp.557--564 (2008.10).
  33. Diana Purwitasari, Yasuhisa Okazaki and Kenzi Watanabe: ``Data Mining for Navigation Generating System with Unorganized Web Resources'', 12th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems (KES2008), Proceedings, Part I, LNAI 5177, pp. 598--605, (2008.9).[Best Poster Award]
  34. Kohe KAWADA, Yasuhisa OKAZAKI and Kenzi Watanabe: "Development of a Hiragana Learning Support System with On-line Stroke Feature Detection", The 15th International Conference on Computers in Education(ICCE2007) Supplementary Proceedings:Poster, pp. 27--30, (2007.11).
  35. Diana Purwitasari, Yasuhisa Okazaki and Kenzi Watanabe: "A Study on Web Resources' Navigation for e-Learning: Usage of Fourier Domain Scoring on Web Pages Ranking Method", The Second International Conference on Innovative Computing, Information and Control (ICICIC2007)(2007.9).
  36. Saida Ulfa, Yasuhisa Okazaki, Yasuhiro Hieida, Toshihiro Hayashi, Kenzi Watanabe, Shin-ichi Tadaki: "An Intelligent Tutoring System with Error Based Translation in Learning Japanese Particles for Indonesians", 8th International Conference on Information Technology Based Higher Education and Training(2007.7).
  37. Yasuhisa Okazaki, Hiryoyuki Egashira, Kenzi Watanabe and Hiroki Kondo : "Design and Implementation of Spoken Dialogue Based Multiplication Table Learning Support System", Towards Sustainable and Scalable Educational Innovations by the Learning Sciences (C.-K.-Looi et al. eds, ICCE2005), pp.844--847 (2005.12).
  38. Yasuhisa Okazaki, Xiang Yang Feng, Masayoshi Okamoto and Hiroki Kondo : "User adaptive on-line handwriting recognition by DDCPM method in a WWW-based Intelligent Algebraic Calculation Tutoring System", Proc. of ICCE2004,pp.1707--1711 (2004.12).
  39. Xiang Yang Feng, Yasuhisa Okazaki, Masayoshi Okamoto and Hiroki Kondo : "Gesture-based Expression Editing in an On-line Handwriting Interface for an Intelligent Algebraic Tutoring System", Proc. of ICCE2004, pp.1499--1507 (2004.12).
  40. Yasuhisa Okazaki, Xiang Yang Feng, Masayoshi Okamoto and Hiroki Kondo : "Stroke Segmentation and Symbol Identification in On-line Handwriting Mathematical Expressions for a WWW-based Intelligent Tutoring System", Proc. of ICCE2003,pp.715--718(2003.12).
  41. Yasuhisa Okazaki, Xiang Yang Feng, Masayoshi Okamoto and Hiroki Kondo : "A Java Based On-line Handwriting Interface for an Intelligent Algebraic Calculation Tutoring System", Proc. of ICCE2002 vol.2,pp.1285--1286(2002.12).
  42. Kenzi Watanabe, Norihiko Sumi, Toyonori Aimori, Mnakoto Otani, Hisaharu Tanaka, Yasuhisa Okazaki, Toshihiro Hayashi and Hiroki Kondo : "An Implementation of a Remote Blackboard Presenter System for Remote Lessons in Conventional Blackboard Based Style with Rich Media Environment", Proc. of ICCE2002 vol.1,pp.713--714(2002.12).
  43. Yasuhisa Okazaki, Tomohiro Imafuku and Hiroki Kondo : "Recognition of Handwritten Mathematical Expressions in an ITS for Algebraic Calculations", ADVANCED RESEARCH IN COMPUTERS AND COMMUNICATIONS IN EDUCATION (Proc. of ICCE99),Vol.1 ,pp.824--827(1999.11).
  44. Kenzi Watanabe, Teisuke Yamaguchi, Hiroyuki Egashira, Joe Ito, Yasuhisa Okazaki, Hiroki Kondo, Masayoshi Okamoto and Takatoshi Yoshikawa : "FRONTIER: An Application of a Pen Based Interface to an ITS for Guiding Fraction Calculation", Proc. of 8th International Conference on Human-Computer Interaction HCI99, pp.238-242(1999.8).
  45. Yasuhisa Okazaki, Masatoyo Ohshima, Tomoko Okajima, Kenzi Watanabe and Hiroki Kondo: "How to Integrate Scattered Hyperdocuments on the WWW as Resources for Inquiry Learning in Class", Proc. of The International Conference on Computers in Education ICCE98, Vol.1, pp.396-404(1998.10).
  46. Joe Itoh, Yasuhisa Okazaki, Kenzi Watanabe, Masayoshi Okamoto and Hiroki Kondo: "Pen Based User Interface for an ITS on the WWW Clinet: Handwriting character recognition with Java applet", Proc. of The International Conference on Computers in Education ICCE98, Vol.2, pp.324-327(1998.10) .
  47. Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo: "An Implementation of Individualized Tutoring in the WWW based ITS for Guiding Differential Calculations", Proceedings of ED-MEDIA 98, p.1957 (1998 6).
  48. Teisuke Yamaguchi, Kenzi Watanabe, Yasuhisa Okazaki, Hirofumi Nakahara, Yasutaka Ikeda, Joe Ito, Hiroki Kondo, Msayoshi Okamoto, Takatoshi Yoshikawa and Hiroshi Horii: "An Implementation of the Pen Based Interface for an ITS for Guiding Fraction Calculation", Proc. of The International Conference on Computers in Education ICCE97,pp.504-511(1997.12) .
  49. Masatoyo Ohshima, Yasuhisa Okazaki, Hiroshi Nokita, Hidekatsu Hara, Hisaharu Tanaka, Hirofumi Momii, Kenzi Watanabe and Hiroki Kondo: "Global educational database on the WWW and its application in school", Proc. of WebNet 97, p.801(1997.11).
  50. Kenzi Watanabe, Hirotaka Sasaguri, Yasuhisa Okazaki, Teisuke Yamaguchi, Joe Ito, Toshiaki Tasaki,Hiroki Kondo, Masayoshi Okamoto, Takatoshi Yoshikawa and Hiroshi Horii : "An ITS for Guiding Fraction Calculation using a Pen-Computer -- Handwriting Character Input Interface and Its Evaluation --", Proceedings of ED-MEDIA 97, pp.1422- 1423(1997.7).
  51. Yasuhisa Okazaki, Kenzi Watanabe and Hiroki Kondo : "WWW Based ITS for Guiding Differential Calculations: Individualized Tutoring Mechanism in the WWW Framework", Proceedings of International Symposium on Educational Revolution with Internet(ERI'96), pp.65-71 (1996.12)
  52. Kenzi Watanabe, Yasuhisa Okazaki, Hirofumi Eto and Hiroki Kondo: "The Global Classroom Project -- An Educational Trial of the Internet with Multimedia -- , WORLD CONFERENCE ON EDUCATIONAL MULTIMEDIA AND HYPERMEDIA", ED - MEDIA 95, pp.671-676(1995.6).
  53. Hiroki Kondo,Yasuhisa Okazaki, Kenzi Watanabe and Shin-ichi Tadaki : "Courseware knowledge and recognition of strategies in an ITS for guiding fraction calculation", THE SECOND PACIFIC RIM INTERNATIONAL CONFERENCE ON ARTIFICIAL INTELLIGENCE PRICAI'92, pp.464-469(1992.9)

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