Abacus and Sword

Set during the Meiji Restoration period of Edo era Japan, Naoyuki belongs to the 8th generation of the Inoyama family, a wealthy family known for finance & accounting. He is also a gifted mathematician and uses the abacus with extreme skills. Naoyuki works under the declining Kaga domain. Because of this, Naoyuki and his wife Koma suffer hardships as their stature and wealth dissipates.

Masato Sakai

Naoyuki Inoshiyama

Yukie Nakama

Koma Inoshiyama

Keiko Matsuzaka

Tsune Inoshiyama

Masahiko Nishimura

Yosohachi Nishihisashi

Mitsuko Kusabue

Obabasama

Yuki Ito

Shigeyuki Inoshiyama

Mina Fujii

Sei Inoshiyama

Kaito Oyagi

Naokichi Inoshiyama

Masatoshi Nakamura

Nobuyuki Inoshiyama

Yura Arata

Masa Takenaka

Kyūsaku Shimada

Ichirôta Miyakawa

Shigemitsu Ogi

Ito Yozaburo

Asahi Yoshida

Koji Sato