Sgt. Frog - Season 4 Episode 156 Keroro: Fuse, Keroro Robot / Keroro: Invasion! Cherry Blossom Forefront
- Genre: Animation, Comedy, Sci-Fi & Fantasy
- Studio: TV Tokyo
- Keyword: pop culture, alien, based on manga, alien invasion, world domination, anime, talking animal
- Cast: Kumiko Watanabe