 
		Plot
The story follows a Roman architect named Lucius, who is having trouble coming up with ideas. One day, he discovers a hidden tunnel underneath a spa that leads him to a modern Japanese bath house. Inspired by the innovations found there, he creates his own spa, Roma Thermae, bringing in the modern ideas to his time.
Trailer
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Cast
 
	Hiroshi Abe
Lucius
 
	Aya Ueto
Mami
 
	Masachika Ichimura
Hadrian
 
	Kazuki Kitamura
Ceionius
 
	Kai Shishido
Antoninus
 
	Satoru Matsuo
Noboru Itami
 
	Katsuya
Marukusu
 
	Takashi Sasano
Shuzo Yamakoshi
 
	Riki Takeuchi
Tateno
 
	Takashi Sasano
Yamakoshi Shuzo
 
	Midoriko Kimura
Yumi Yamakoshi
 
	Bunmei Tobayama
Kishimoto
 
	Hachiro Ika
Saburo
 
	Hiroshi Kanbe
Middle-aged man at bath
 
	Shungicu Uchida
Michiko Hirai
 
	Yoshiyuki Morishita
Ujino
 
	Yoshikazu Ebisu
Showroom department head
 
	Kei Iinuma
Nagura, the Elder
 
	Tarô Iwate
Mogami, the Professor
 
	Takao Kinoshita
Onishi, the egg lover
 
	Katsuhiro Nagano
Uncle at the Public Bath
 
	Tomio Suga
Michiko's Dad
 
	Michi Emiko
Old Lady at Fertility Festival
 
	Sakurai Chizu
Lady at Fertility Festival
 
	Nigel
 
	Walter Roberts
 
	Alfredo Benavendo
 
	Thomas W.
 
	Ananda Dawn Jacobs
 
	Cristo Pietro
 
	Noah Russell
 
	Camille Blanchot
 
	Laz
 
	Renato Ansaldi
 
	Shozo Iizuka
Opening Narrator (voice)
 
	Atsushi Sekiguchi
(voice)
 
	Bansuke Kasamatsu
(voice)
 
	Kaori Yamagata
Livia (voice)
 
	Keisuke Ishida
(voice)
 
	Naomi Kusumi
(voice)
 
	Ken Shiroyama
(voice)
 
	Madoka Takeda
(voice)
 
	Akane Matsui
(voice)
 
	Yasuhiro Ohara
(voice)
 
	Naoto Kaji
(voice)
 
	Yoshiaki Kameda
(voice)
 
	Gorô Sanada
(voice)
 
	Akihiko Shimizu
(voice)
 
	Michiko Chida
(voice)
 
	Shintarô Takatsuka
(voice)
 
	Hiroki Tanaka
(voice)
 
	Seiji Toyama
(voice)
 
	Saburô Fujikawa
(voice)
 
	Kôdai Fujigawa
(voice)
 
	Atsuyoshi Miyazaki
(voice)
 
	Nastsuko Yakumaru
(voice)
 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		