Bakemonogatari

Episode 1
A visual scene of Hitagi Senjougahara naked and dripping wet while measuring her self on a Bathroom Scale is shown supposedly taking place after an Off Screen Shower is shown while she was telling Koyomi Araragi about how she doesn't have any weight.

Episode 2
Hitagi Senjougahara has a Shower in her apartment while Koyomi Araragi is nearby. She comes out of it naked and he sees her without her caring. Koyomi mentions later on that he took a shower as well after Senjougahara got out.

Episode 2
At the beginning of the episode, Koyomi Araragi gives an introduction of his younger sisters. When he talks about Tsukihi Araragi, a visual of her naked on top of water is shown.

Later on, in a phone conversation between Koyomi and Suruga Kanbaru about her being naked, she mentions that she has been outside naked on many occassions such as an outdoor bath and sometimes with her basketball team on a nude training camp she led.

Episode 4
Koyomi Araragi is in the bathtub when Shinobu Oshino appears out of his shadow and bathes with him. His youngest sister Tsukihi walks in on them while they're in the tub, and returns with a butcher knife, but by that time Shinobu hides.

Episode 5
Koyomi Araragi gives a Sponge Bath to his older younger sister Karen Araragi because she has a fever.

Episode 1
Karen Araragi strips her clothes off to take an Off Screen Shower after being drenched in sweat from a jog.

Episode 3
Tsukihi Araragi is seen coming out in panties and a Towel on her head after an Off Screen Bath.

Episode 1
At the end, Hitagi Senjougahara and Tsubasa Hanekawa start Stripping and get ready to take a Shower.

Episode 2
Hitagi Senjougahara and Tsubasa Hanekawa have an intimate Shower scene together.

Episode 3
Tsukihi Araragi, Karen Araragi and Tsubasa Hanekawa share a Bath in a Slipper Bathtub together.

Episode 24

 * Aired December 14th, 2013

Deishu Kaiki takes a Shower.