昒

勿 = 丿 + 勹 : Mnemonic symbol from the shape of the character: bat wings. The 丿 strokes look like the fingers of a single bat wing.

The elephant (勹) wants to eat a banana (丿) in the space station's bathroom (Ø4), but Willy Walrus (w) suddenly flies by (using bat wings (勿)), snatches the banana away and shouts "do not!" (勿)

日 = 囗 + 一 : Robinson Crusoe (r) is hiding from the sun (日) in an enclosure (囗) full of flutes (一) in the space station's bathroom (Ø4).