but I think this is my favorite mnemonic so far:
The hint made me laugh out loud (literally).
Many, many years ago I read a book by Harry Lorayne and Jerry Lucas (I defy you to find a more unlikely pairing). The book taught me that the more embarassing, absurd, exaggerated, funny, or dirty you can make the visual image in your head, the more likely you are to remember it.
The WK folks clearly understand this.
I don’t always use the Koichi-provided mnemonics, but when I do …