The Poetic Achievement of Ban’ya Natsuishi (revised edition, Cyberwit.net, India, 2018)
『夏石番矢の詩的業績』（増補版、Cyberwit.net、インド、２０１８年）

Amazon

https://www.amazon.com/Poetic-Achievement-Banya-Natsuishi/dp/9388125096

Cyberwit.net

https://www.cyberwit.net/publications/1100