Season 1
69% · 2010 · 12 Episodes
One, Two, Threesome! (1x12, 21 June 2010)
Not available in United States
KissXSis (2010)
Where can I watch KissXSis in United States?
As of 2026-09-11, KissXSis (2010) streams on 2 of 6 tracked regions. Japan: U-NEXT, Anime Times Amazon Channel, dAnime Amazon Channel, Amazon Prime Video. Germany: Amazon Prime Video, Aniverse Amazon Channel, Amazon Prime Video with Ads.
TV-MA · 2010 · Ended · 1 season · 12 episodes · 25m
TMDB 6.4 · 128 votes
The story begins with Keita Suminoe, a male third-year junior-high school student studying for his high school entrance exams. He is living in a home with his older twin stepsisters, Ako and Riko, who share no blood relation to him, and they help him prepare for his exams. Even though he initially dislikes himself for it, he begins to become attracted to his two step-sisters, and his two parents encourage him to eventually get married to one of them.
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Availability by country
Streaming in 2 of 6 tracked countries as of 2026-09-11.
| Country | Licensed apps |
|---|---|
| India | Not listed |
| United States | Not listed |
| United Kingdom | Not listed |
| Japan | Amazon Prime Video, Amazon Video, U-NEXT, Anime Times Amazon Channel, dAnime Amazon Channel |
| Germany | Amazon Prime Video, Amazon Prime Video with Ads, Amazon Video, Aniverse Amazon Channel |
| Brazil | Not listed |
Series Cast
Ayana Taketatsu
Ako Suminoe (voice)
12 Episodes
Yuiko Tatsumi
Riko Suminoe (voice)
12 Episodes
Ken Takeuchi
Keita Suminoe (voice)
12 Episodes
Yoriko Nagata
Miharu Mikuni (voice)
12 Episodes
Asami Imai
Yuzuki Kiryu (voice)
12 Episodes
Asuka Ohgame
Mikazuki Kiryu (voice)
12 Episodes
Tomoyuki Shimura
Keita Suminoe's Father/Suminoe (voice)
10 Episodes
Kiyotaka Furushima
Toda Edogawa (voice)
10 Episodes
Daisuke Matsuo
Teacher (voice)
10 Episodes
Tomoe Hanba
Ako and Riko Suminoe’s Mother/Suminoe (voice)
9 Episodes
Current Season
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The story begins with Keita Suminoe, a male third-year junior-high school student studying for his high school entrance exams. He is living in a home with his older twin stepsisters, Ako and Riko, who share no blood relation to him, and they help him prepare for his exams. Even though he initially dislikes himself for it, he begins to become attracted to his two step-sisters, and his two parents encourage him to eventually get married to one of them.
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FAQ
- Where can I watch KissXSis in United States?
- As of 2026-09-11, KissXSis (2010) streams on 2 of 6 tracked regions. Japan: U-NEXT, Anime Times Amazon Channel, dAnime Amazon Channel, Amazon Prime Video. Germany: Amazon Prime Video, Aniverse Amazon Channel, Amazon Prime Video with Ads.
- Where can I watch KissXSis in India?
- KissXSis is not on tracked licensed apps in India right now.
- Where can I watch KissXSis in United Kingdom?
- KissXSis is not on tracked licensed apps in United Kingdom right now.
- Where can I watch KissXSis in Japan?
- Licensed apps in Japan: Amazon Prime Video, Amazon Video, U-NEXT, Anime Times Amazon Channel, dAnime Amazon Channel.
- Where can I watch KissXSis in Germany?
- Licensed apps in Germany: Amazon Prime Video, Amazon Prime Video with Ads, Amazon Video, Aniverse Amazon Channel.
- Where can I watch KissXSis in Brazil?
- KissXSis is not on tracked licensed apps in Brazil right now.
- Do you host KissXSis?
- No. WhereToWatch.it never hosts or embeds the title. We only show licensed apps and open their official sites.
- Can I watch KissXSis on this site?
- No. The player is an official trailer only. Watch opens the licensed app or store that actually has the title in your country.
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