艺能界

艺 = 乙 + 艹 : Maud Younger (y) got a silver medal (乙) for her mad gymnastics skills (艺) In the space station's bathroom (Ø4), where she performed her gymnastics on sheets of artificial lawn (艹).

能 = 匕 + 厶 + 月 : Mnemonic symbol: bicorne hat.

能 = 匕 + 厶 + 月 : Napoleon and the moon are fighting over who's the real Napoleon in the engine's kitchen. They both wield a ladle each. During the battle, Napoleon destroys the moon's fake nose, while the moon dents Napoleon's bicorne hat.

界 = 介 + 田 : Joan of Arc wants to leave this world and sets up a rocket launch field in the elevator's bathroom. The field looks like a normal crop field, except that there's a rocket in the middle and that the Joan of Arc marked the boundary with white and red tape.