Sgt. Frog Episode 105: Keroro - The Monumental Depths of a Smile Sale! / Momoka - The Grand Cherry Blossom Viewing Love-Love Strategy!
Episode 105 of 358 of Sgt. Frog, aired April 14, 2006, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Keroro`s latest plan to invade Pekopon is by dominating with a mega-chain of burger shops. Then Momoka`s latest plan to hook up with Fuyuki is by hosting a cherry blossom viewing party, which includes some kind of magical cherry blossom tree that makes two people fall in love! Source: crunchyroll