Sister Princess
Wataru Minakami was at the top of his class, but when he unexpectedly fails his only high school entrance exam, he is sent to attend school in a mysterious place called Promised Island. There he meets his thirteen sisters! What's a big brother to do?
Episodes
Expand / Collapse All- 1: My Graduation Guest
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Wataru Minakami is No. 1 student at Victory Cram School. He fails high school entrance exam unexpectedly. Wataru lives with Jeeves but Jeeves is to take care of him until he graduate from middle school. Somehow he is taken to an island where Stargazer’s Hill West Univ. is. He starts his life on his own there. He meets Karen, Sakuya, Kaho and Hinako. They tell Wataru that they are his younger sisters.
- 2: I Love Big Brother So Much! Premium
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They start living together but he doesn’t get used to it. In this episode 8 more younger sisters plus Mami who is mistaken as his sister are introduced.
- 3: Being with Dear Brother Premium
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Wataru starts going to high school. He looks forward to go to school to be alone after all sisters are all over him all the time. But at school he realizes that they also go to the same school because that the only school on the island. All he thinks about is to be alone but after Karen tells him that how much they wanted to see Wataru, he starts thinking that it’s not that bad...
- 4: Where is Mr. Teddy Bear? Premium
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Wataru's sister, Hina, looks all over the island for a stuffed animal she refers to as Mr. Teddy Bear.
- 5: E-mailing with Bro \ (^^) / Premium
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Rin Rin made mobile phones for everybody. All his younger sisters start sending Wataru emails because Wataru has been spending lots of time looking up email on his computer. He exchange emails with Aiko whom he happened to meet by wrong address. Wataru was telling Aiko his worries and troubles but at the end Aiko reveals that Aiko was him. You see personality of each sister by reading her mail to Wataru.
- 6: Big Brother is a Prince Premium
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The sisters end up performing a play by acting as princesses like Snow White and Cinderella at the island’s entertainment show. Wataru was a stage carpenter but on the day before the show he is changed to play a roll of prince. They try the actual show with ad-lib. While the play gets messed up, they manage to reach the climax. And then Wataru ends up kissing one of them to wake her up but he can’t choose one...
- 7: Season of Love Premium
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Sakuya ends up wearing a wedding dress by a small accident. Other sisters end up making their own wedding dresses with Mami’s help. Sakuya in the costume comes up courage to take out Wataru to a nearby church and asks him to try over her wedding ceremony. There she asks Wataru what if she’s not his real younger sister. When he is about to answer, eleven sisters appear...
- 8: One Day, Two of Us Premium
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The sunny spell in the rainy season. Marie goes to a book store with Wataru, finds the book of purpose and is enjoying shopping. But suddenly it starts raining. They both decide to go back home in a hurry. Once they reach home, Marie gets sick suddenly and collapses. All of them look after her but... Wataru goes to the ocean to look for a sea shell that Marie told him during the shopping. He finally manages to find it and looks after Marie all night long.
- 9: Summer Has Come Premium
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As the school breaks for the summer, a full-fledged summer has come to the Promised Island. Each sister gets a new swimsuit and they open the swimming pool at their house. But Wataru sits by the pool by himself and watches his younger sisters having fun. He cannot swim. Mamoru talks to him. At first he doesn’t feel like it but after seeing his younger sisters, he makes up his mind to get swimming lessons from Mamoru.
- 10: Do Your Best, Big Bro! Premium
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Wataru ends up getting swimming lesson from Mamoru. He continues the practice at the school pool during the day time and at the pool of his home during the night time but he doesn’t improve much. Even though he is given a pair of goggles by Mamoru, he hates himself who doesn’t improve and he is about to give up. Then Aria gets drowned at the swimming pool of their home. Wataru jumps in on the spur of the moment but he actually swims toward Aria even though it was a dog paddle.
- 11: Secret Tour with Bro Premium
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Everybody at Welcome House takes a trip by a submarine Rin Rin made to make memories of summer vacation. But it’s said to be made by putting together the parts she happened to find. Wataru feels unsure to hear that but he goes along with dolphins and has a tea Haruka made with everybody. He gets fully satisfied with the boat trip (?). He enjoys the trip but a storm suddenly occurs to them.
- 12: Vacation is Love Premium
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Wataru and his younger sisters were washed ashore of an island somewhere. They enjoy the resort like atmosphere at the cottage they find near by. Under the circumstance of being not different from usual, he thinks about staying at this island forever. But next day Yamada appears. What a surprise! This island was a part of Promised Island. They all get disappointed and go back to their own home.
- 13: Summer with Big Brother Premium
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Wataru helps his younger sisters who still have their homework of summer vacation left. While he is helping one by one, Wataru recalls the events that happened on Promised Island and his younger sisters’ thoughts. Wataru gives a gift of fireworks to his younger sisters for a good memory of the summer vacation with his thanks that he has had until now. But then he realizes that he still has his homework left...
- 14: True Feelings Premium
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When the light bulb for a light highlighting Karen's favorite painting burns out, she and Wataru go downtown to buy a new one. The catch is, this particular light bulb is of a rare variety. And it's not long before Karen gets lost like a kitten the two of them discover. Nevertheless, neither Karen nor the kitten needs worry too long.
- 15: Aria’s Ribbon Premium
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The spirit of a tree still green in the fall helps Aria retrieve a ribbon that Wataru gave her.
- 16: Kaho Will Do Her Best! Premium
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A sports festival at Star Gazers Hill West University is coming up, something which Kaho looks forward to because she can cheer for her brother.
- 17: It's Honorable... *Poh* Premium
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Haruka receives two tickets to a dance ball and naturally has Wataru in mind to accompany her. However, all seems lost when he sprains his ankle trying to flick a dragonfly off her head. But multiple blessings are in store during the following hours and day.
- 18: Eternal... Vow... Premium
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Following a nightmare, Wataru has himself an out-of-body experience requiring help only Chikage can provide. But it seems she may have her own plans for him.
- 19: It's a Lunch of Love Premium
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Taro is jealous of the wonderful lunches Shirayuki prepares for herself and her siblings, so he decides to cash in on it via fake advice. But things don't go his way when Shirayuki gets the wrong idea.
- 20: Christmas Love Destiny Premium
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Wataru and his sisters spend their first Christmas all together on Promised Island.
- 21: Me Two (^o^) / to Aniki Premium
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Rinrin introduces the latest model of her gynoid Mecha-Rinrin, something she hopes will be able to aid Wataru in the future. Still, the gynoid is anything but perfect.
- 22: Ani-chama, It's Cheki! Premium
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When Mami damages the Christmas gift Wataru gave his sisters, Kaho blames herself and enlists Yotsuba to help get it fixed while deterring everybody else's attention. But the notion of a thief running loose soon runs amuck with all missing some items.
- 23: First Guest Premium
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Following nearly an entire year's worth of time, Akio at long last visits the residents of Welcome House. Once he and Wataru are alone that evening, the former reveals that there had been a glitch in the grades at their previous school and that the latter had been accepted to his chosen high school after all. A trip to an amusement park reveals Akio's displeasure about the current situation, and Mami's own change of heart doesn't help matters any.
- 24: Premonition of Good Bye Premium
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Wataru's sisters learn that he is returning to Tokyo, something that doesn't sit well with them.
- 25: I Want to See You... Onii-chan Premium
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Regardless of how they absorb the truth, Wataru's sisters are simply crushed over his departure. Some townsfolk of Promised Island share an anxious sentiment, as the siblings are what brought life to their home. A guilty Mami can take no more and hurries back to Tokyo to bring Wataru back. But still, this is a decision he alone must make...
- 26: The Promised Island Premium
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Wataru's mind is made up: He is going back to Promised Island and staying as long as he can with his sisters. Akio doesn't understand until Mami brings up a detail he hasn't recalled for quite some time. And it turns out the party of thirteen and Taro are due for more surprises at the end.
