The UmJammer Rammy Official Guide Book, or "Ura" (Flipside) Guide Book (ウンジャマラミー 公式裏ガイドブック unjiyama rami koushiki ura gaidobutsuku) was a Japan-only released gaming guide for Um Jammer Lammy.

This guide book focuses on the "flipside" of UmJammer Lammy, the characters that were on the sideline of the game; Rammy, Parappa, Sunny Funny and PJ Berri. It provides mostly arts and music sheets.


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