In Love and Deep Water
On a massive luxury cruise ship while at sea, the loyal butler and a mysterious woman cross paths as they try to uncover a murder-mystery that occurs on the ship.
| Actor | Role |
|---|---|
 Ryo YoshizawaSuguru Ubukata | Suguru Ubukata |
 Aoi MiyazakiChizuru Banjaku | Chizuru Banjaku |
 Yoh YoshidaHatsumi Yabuchi | Hatsumi Yabuchi |
 Rinko KikuchiAina Horikawa | Aina Horikawa |
 Kento NagayamaShintaro Ibuki | Shintaro Ibuki |
 Yuki IzumisawaRyuki Yuzawa | Ryuki Yuzawa |
 Aju MakitaShiori Hagiwara | Shiori Hagiwara |
 Amane OkayamaNaoyuki Fukawa | Naoyuki Fukawa |
 Airi MatsuiRina Kaneyoshi | Rina Kaneyoshi |
 Yoshimasa KondoTatsuro Tadokoro | Tatsuro Tadokoro |
 Tomu MiyazakiTakahito Komiya | Takahito Komiya |
 Takashi OkabeEdward Edo | Edward Edo |
 YunhoKanato Sakumoto | Kanato Sakumoto |
 NahanaKeiko Sakumoto | Keiko Sakumoto |
| RRumika OgaiRena Kuruma | Rena Kuruma |
 Hidekazu MashimaRyo Kiyokawa | Ryo Kiyokawa |
 Miyu HayashidaWakana Funabashi | Wakana Funabashi |
 Ken MitsuishiSakoda | Sakoda |
 Hatsunori HasegawaSohei Kuruma | Sohei Kuruma |
 Saki TakaokaMisaki Kuruma | Misaki Kuruma |
 Ken YasudaMichihiko | Michihiko |
| SShinichiro WatanabeIto | Ito |
 Yasuomi SanoShimada | Shimada |
 Michiko TomuraReceptionist | Receptionist |