| 2016 | ICCE | Practical Use of Triangle Block Model for Bridging between Problem and Solution in Arithmetic Word Problems. | Tsukasa Hirashima, Kazutoshi Furukubo, Sho Yamamoto, Yusuke Hayashi, Kazushige Maeda |
| 2015 | ICCE | Bridging Model between Problem and Solution Representations in Arithmetic/Mathematics Word Problems. | Tsukasa Hirashima, Yusuke Hayashi, Sho Yamamoto, Kazushige Maeda |
| 2014 | ICCE | Interactive Environment for Learning by Problem-Posing of Arithmetic Word Problems Solved by One-step Multiplication and Division. | Sho Yamamoto, Yuki Akao, Mitsutaka Murotsu, Takehiro Kanbe, Yuta Yoshida, Kazushige Maeda, Yusuke Hayashi, Tsukasa Hirashima |
| 2014 | ICCE | Practical Use of Interactive Environment for Learning by Problem-posing for One-step Multiplication and Division Word Problems. | Sho Yamamoto, Yuki Akao, Mitsutaka Murotsu, Takehiro Kanbe, Yuta Yoshida, Kazushige Maeda, Yusuke Hayashi, Tsukasa Hirashima |
| 2013 | HCI | Learning by Problem-Posing with Online Connected Media Tablets. | Sho Yamamoto, Takehiro Kanbe, Yuta Yoshida, Kazushige Maeda, Tsukasa Hirashima |
| 2013 | ICCE | Fraction Block as a Tool for Learning & Teaching Fraction and Its Experimental Use in an Elementary School. | Akimitsu Joya, Kazushige Maeda, Tsukasa Hirashima |
| 2013 | ICCE | Interactive Environment for Learning by Problem-Posing of Arithmetic Word Problems Solved by One-step Multiplication. | Sho Yamamoto, Takuya Hashimoto, Takehiro Kanbe, Yuta Yoshida, Kazushige Maeda, Tsukasa Hirashima |
| 2012 | ICCE | A Case Study of Learning by Problem-Posing in Introductory Phase of Arithmetic Word Problems. | Sho Yamamoto, Takehiro Kanbe, Yuta Yoshida, Kazushige Maeda, Tsukasa Hirashima |