Operation - Peek in the Woman's Bath (㊙作戦・女湯をのぞけ！, Maruhi Sakusen - Onnayu wo Nozoke!) is the 101st episode of Urusei Yatsura.
Ataru, Mendo and Lum’s Stormtroopers go to an old-fashioned sento and try to peek on the women side where Lum and many other girls are having a private party.
- Ataru Moroboshi
- Shūtarō Mendō
- Shinobu Miyake
- Ryūnosuke Fujinami
- Ryōko Mendō
- This is the last episode in which Lum wears her usual swimsuit.