Season 1

Choco is delivered to Haruma's house. The new siblings take a trip to the mall to buy Choco clothing, but accidentally lose sight of each other inside.

The new siblings go to a shrine for New Year's. Yasuoka, Makoto and the original landlady make their first appearance. Choco starts her picture diary.

Chitose makes her way towards Tsubaki manor, but has many a mishap along the way. Eventually she makes it, thanks to Haruma's and Choco's help.

Chitose plans to give chocolate to Haruma, who has been roped into a special Valentine's Day job by Tamami. Choco receives misinformation about the meaning of Valentine's Day from Makoto. Does Haruma have precognitive d…

After seeing Chitose's laundry and wheedling a demonstration out of the manager, Choco asks her big brother to buy her an item of lady's intimate apparel. A drunken Makoto embarrasses Chitose, but still manages to get h…

Tamami saddles Haruma with yet another job, which winds up being paid for in goods. In this case, T-shirts and some tickets for the premiere of a movie. Haruma ends up inviting Ayano, who is a huge fan of the movie's ma…

Haruma manages to anger Choco by going on a date with Ayano and leaving her at home. When Chitose sees the two of them out, she becomes depressed. However, it seems Ayano has romantic troubles of her own which do not co…

After Ayano invites him out for some drinks to stave off her own romantic woes, Haruma is late to get back home. In the end, he has to take an inebriated Ayano home. Ayano's dreams reveal the truth about her relationshi…

Haruma is ignoring Ayano because of what happened that night. When Kazuya comes to get his ring from Ayano, Haruma shows up to stop it. Ayano tells him about her and Kazuya. The next day he gets flowers as a gift from A…

While shopping with Chitose at the local shopping arcade, Choco wins a free trip to the Hot Springs for 4. Choco chooses herself, Haruma, Chitose and Makoto to go. After a rehearsal bath at the public bath with Choco an…

The Next Day Choco, Haruma and Chitose go to the top of the mountain with plans to hike down while seeing the sights. On the way Haruma meets Ayano and convinces her not to give up on her love.

During a rainstorm Haruma gets a call from Ayano saying that she will be moving to the countryside with her finance. Noticing Haruma's depression Choco asks Chitose and Makoto for help, she eventually writes a letter to…

Yurika escaped from driver with some help of Choco. When her driver sees Yurika, Yurika quickly runs off and Choco follows her. Yurika tells Choco that she witnessed a murder and saw the murder's face by accident, which…

Haruma and Choco are eating breakfast and they see the Nekonyan Dance on TV. Choco goes out and she walks by a school where little children are dancing the Nekonyan Dance. There teacher asks her to dance with them, so s…

Tamami forces Haruma into a new job: lifeguard at a pool. He's given some tickets, and brings along Choko and Chitose. Yurika skips her English lesson to visit Choko, but finds nobody home. Instead she gets attacked by …

Choko is excited about attending her first summer festival. She quickly gets lost and separated from Haruma and Chiguse, but soon she meets Kakeru, and later Yurika, who has decided to come to a 'commoner' event accompa…

Yurika finds herself smitten with Kakeru, and plans a tea party as an opportunity to socialize with him. However, she is too shy to invite him directly, so she invites Choco and asks her to bring her friends. To Yurika'…

Choko wants to join the Nekonyan Dance contest, but it turns out that she is not allowed to do it with less than five people. After convincing Haruma, Makoto, Chitose, and finally Yurika they videotape their dance and s…

Eriko Odawara ('Odaeri'), the idol famous for performing the Nekonyan Dance live on television every morning, is tiring of the role and bails out of a scheduled performance at the kindergarten in Choco's neighborhood. A…

After Haruma refuses to buy her a pet, Choco befriends an escaped puma, who she names Kuro (an abbreviation of the Japanese word for 'black'). Choco visits Kuro daily at his home in an abandoned warehouse, and introduce…

Choko is still sad after Kuro's death and in order to liven her up, Haruma with Chitose and Makoto take her to the amusement park. Choko meets a girl who says she has lost her mom, and spends the day seeking for her. Wh…

Choco is puarsaded by Tamami to be a part of her club's maid café for Haruma's collage festival. As Haruma is working he gets a call from his cousin who is in town, and she asks to visit him. When Choco approached Harum…

Choco has disappeared and its up Haruma to remember Choco.

Choco is delivering her christmas gifts, who will be the surprise guest at the christmas party