Rune Soldier

Rune Soldier was a 1997 light novel turned 2001 anime series turned 2004 manga.

Episode 1
April 4th, 2001 Melissa has a ritual bath in a Bathing Pool but Louie falls in through the roof, Peeping on her by accident.

Episode 2
April 10th, 2001 Merrill, Melissa and Genie bathe in gold in Louie's Dream Sequence.

Episode 3
Sauna

Episode 4
April 10th, 2001 There is a Skinny Dipping scene.

Episode 5
May 1st, 2001 Merrill, Melissa, Genie and a few other girls go Skinny Dipping.

Episode 7
May 15th, 2001 Merrill takes a bath in a jar of gold.

Episode 14
July 3rd, 2001 Merrill takes a bath in a Bathing Pool filled with gold coins.