A few days after the quake , a six-feet-tall frog waits for Katagiri to come home from work . Frog tells Katagiri that he is going to save Tokyo from an earthquake and needs his help . Katagiri learns that he can help by cheering for Frog as he battles with a Worm under the Tokyo Security Trust Bank , Katagiri 's workplace . To prove his loyalty to Katagiri , Frog resolves a bank case for him ; after this , Katagiri agrees to help Frog . They plan to meet on February 17 ( the day before Worm will cause the earthquake ) under the bank but on that day as Katagiri is returning to the bank from his rounds , he is " shot . " Katagiri wakes up in the hospital the next morning ; he asks the nurse if he has been shot and if there has been an earthquake and she says neither has happened . That night , Frog visits him to tell help that he was successful in his battle but the battle was fought to a draw . Afterwards , the frog skins burst and bug like creatures begins to eat Katagiri alive ; he wakes up to learn that that horrifying experience is a dream . He tells the nurse of Frog 's success before falling asleep again
quake
Great Hanshin earthquake
After the Quake