Ou-chan no Oekaki Desu wa

Ou-chan no Oekaki Desu wa (おーちゃんのお絵かきですわ) is a puzzle game published by Sunsoft, released in 2004 on i-mode and FOMA phones. It's the final game in the sub-series Ou-chan no Oekaki Logic, and so far, the Hebereke franchise.