Watch anime online stream anime episodes for free you are watching Gintama Episode 175 English Subbed online for free. Anime Episode guide, Gintama Episode 175 English Subbed People of All Ages Hate The Dentist Gin has a toothache from eating to much sweets so he has to go to the dentist. There he meets Hijikata who has the same problem. Together they are waiting for their turn but the longer they wait the more scared they become because they constantly can hear screams out of the dentist’s room. Finally when they are called in, they got tied to the chair and the torture begins.