Chikau Satô
When good-for-nothing employee Daichi, who has a crush on his senior associate Nozomi, is attending to a backlog of work with colleagues, a frightening game of tag targeting people with blood type B begins.
Five old friends meet again at a school reunion and discuss their painful memories. The friends then run into an old acquaintance who was an exchange student. The exchange student tells the friends about a new drug able to erase memories, but they have to steal it from his factory ...
Furuchi and Hama are two unsuccessful repair agents and electronic engineers. One day Furichi finds a so-called Kotatsu heater. Soon after this Furichi dies in a traffic accident. But with the help of a stun gun succeed Hama Furichi bring back to life, but also Kotatsu heater comes alive then.