Oosakashi tai oosaka gasu kabushiki gaisha jiken houritsuron

Oosakashi tai oosaka gasu kabushiki gaisha jiken kihon zaisan zouka shizei haishiron

Oosakashi tai oosaka gasu gaisha mondai

Oosaka gasu ron

Toukyou gasu kabushiki gaisha jigyou enkaku no gaiyou

Oosaka shousen kabushiki gaisha enkaku taiyou

Hiroshima gasu denki kabushiki gaisha keiei densha ensen annai

Kabushiki gaisha ron

Kabushiki gaisha ron

Kabushiki gaisha ron

Kabushiki gaisha oosaka kikai kousakusho sougi tenmatsu

Kabushiki gaisha boukokuron

Kabushiki gaisha keizai ron

Kabushiki gaisha keizai ron

Kabushiki gaisha zaisei ron

Kabushiki gaisha keizai ron

Kabushiki gaisha boukoku ron

Kabushiki gaisha keizai ron

Kindai kabushiki gaisha ron : mochikabu gaisha no kenkyuu

Kabushiki gaisha shihon genshou ron

Shouhou joushiki kaishahou to sono tetsuzuki : kabushiki gaisha oyobi kabushiki goushi gaisha

Kabushiki gaisha dokuhon

Kabushiki gaisha nenkan

Kabushiki gaisha nenkan

Kabushiki gaisha nenkan