

Season 1 • Episode 10
LatestFour sisters are all involved with the medical field. Sora inherits a medical clinic in Shinjuku from her father, while Umi is a doctor researching gene therapy. Riku's husband owns a large hospital, and Mimi is a trainee doctor dreaming of becoming famous. The four sisters are shocked to meet an unknown half-sister, Hiyo, from Hokkaido.
Acting
Keiko Kishi's icy precision as the gene-obsessed Umi.
Production
Shinjuku clinic vs. Hokkaido farm visual contrast.
Trivia, insights & behind the scenes
Maki Goto was a Morning Musume idol when cast; this was her serious acting pivot.
The Shinjuku-Hokkaido divide mirrors Japan's urban-rural economic tension of the early 2000s.
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