Japanese Restaurants Abroad Taste Pretty Much Like School Cafeteria Lunches / Once You've Taken a Dish, You Can't Put It Back Gintama : Season 3 Episode 21

Part A: "The quality of overseas Japanese restaurants are around that of school cafeterias." Katsura goes undercover at an Amanto-only Japanese restaurant to stop a radical branch of the Joi Faction's plan of causing havoc. Part B: "Plates won't be returned once they're taken."Hasegawa takes over a sushi bar while the owner's at hospital. The Yorozuya ends up helping after the sushi machine went out of order.