Houtoku no hikari : okada tanzan sensei danwa

Tanzan ronshuu : houtoku kouen

Tanzan ronshuu : houtoku kouen

Tanzan ronshuu : houtoku kouen

Ousui sensei no omokage to danwa oyobi ikun

Arai ousui sensei no omokage to sono danwa

Okada ryouhei sensei shouden

Okada waichirou sensei den

Tanzan sensei isho

Tanzan sensei isho

Tanzan sensei isho

Tanzan sensei isho

Okada torajirou sensei goroku

Ninomiya sontoku sensei : houtoku shuukan kinen

Ninomiya sensei houtoku gatan : katei kyouiku

Ninomiya sontoku sensei houtoku tosho tenrankai mokuroku

Ninomiya sensei houtokukyou taii : ichimei houtoku kessha annai

Shouda kazue sensei no ohanashi

Arabī pasha no danwa

Hikari no hanashi

Hanashi no tane : shougaku seito danwa keiko

Kenzan sensei hattaseki kudokuroku

Ninomiya sensei houtokukyou

Houtoku shisou no hatsuten : houtoku kyou oyobi houtokusha no rekishiteki shirei

Gendai chuugokugo no danwa bunseki : danwa no tenkai to sono hyougen keishiki