Thank you High Road!
The previous Tsugawa method game (DS #1305: Maru Kaite DonDon Oboeru: Kyoui no Tsugawa Shiki Kanji Kioku) is supposed to be a great method for remembering complex Kanji, but its a bit over my head.
This game was originally released back in June 2007 (!) as a lower level version covering the grade school Kanji.
I will definitely be giving this one a go.