Zaisanhō no shindōkōKazuo Hirai, Gen Shimizu, Yasuhiro Hashimoto, Sōichi Yamada · First published 2012Open the Tome
Ōsumi Kushira Okazaki kofungun no kenkyūHashimoto, Tatsuya, Daisuke Fujii, Yasuhiro Kai · First published 2008Open the Tome
