Books/Proceedings

1.    (with Masanori Katsurada and Hitoshi Nakada)   Diophantine Analysis and related fields 2006,  Seminar on Mathematical Sciences, No.35, Keio University, 2006.

2.    Diophantine Analysis and related fields, DARF2007/2008, AIP Conference Proceedings, 976, American Institute of Physics, Melville, NY, 2008 .

ISBN 978-0-7354-0495-3 

http://scitation.aip.org/dbt/dbt.jsp?KEY=APCPCS&Volume=976&Issue=1

3.    Advances in Mathematics Research, Volume 9, Nova Publishers, 2009,  Chapter 3　"Leaping convergents of continued fractions", pp.81--111.  ISBN 978-1-60692-179-1

https://www.novapublishers.com/catalog/product_info.php?products_id=8289

4.    Diophantine Analysis and related fields, DARF2010, AIP Conference Proceedings 1264, American Institute of Physics, Melville, NY, 2010.  ISBN 978-0-7354-0815-9

5.    (with Shigeki Akiyama, Valerie Berthe and Hui Rao) Numeration and Substitution: 2012, RIMS Kokyuroku Bessatsu B46,  June 2014. http://www.kurims.kyoto-u.ac.jp/~kenkyubu/bessatsu/B46-Preface.pdf

6.    (with Peter Anderson and Christian ballot) Proceedings of the 17th International Conference of Fibonacci numbers and their applications, Fibonacci Quarterly Volume 55, Number 5, December 2017.  http://www.fq.math.ca/55-5.html

7.  Fibonacci numbers and Luca numbers Compendium, Volume 2 (in Japanese), Kyoritsushuppan, Tokyo, Japan (in Japanese), pp.752, August 12, 2025.   ISBN: 9784320115897

8.  Fibonacci numbers and Luca numbers Compendium, Volume 1 (in Japanese), Kyoritsushuppan, Tokyo, Japan, pp.704, August 27, 2025.   [Division of Responsibilities: Preface, Chapters 1, 2, 8, 9, 10, 11, 12]  ISBN: 9784320115880