Unification of Japan Gaiden: Yamazaki Family — Joji and His Merry Friends.

One day, when Himuro (Yasukaze Motomiya) and Tamura (Yoshiyuki Yamaguchi) go to the office, they're met with a host of adorable pet animals. Asking a guilty-looking Ishizawa (Hiroto Honda) and Yamamura (Kenta Kawasaki) what happened, they learn about Joji (Takashi Kitadai) and his escalating alcoholism, and how his new impulse is to buy pets he finds "cute". Little hedgehogs and leopard geckos, however, are the least of their problems when Joji's post-stupor amnesia gets him in trouble with the independent Masaki Family...