

Good Luck! Ninomiya-kun
Ninomiya is an ordinary high school student who lives at home with his older sister Ryoko. However, Ninomiya's life ceases to be normal the moment a cute girl named Mayu descends into the middle of his school's campus in a military-grade helicopter. It turns out Ryoko sent this girl, along with her older brother Mikihiro, to live at the Ninomiya household.
Cast

Miyuki Sawashiro
Reika Hōjō (voice)

Mai Kadowaki
Mayu Tsukimura (voice)

Ken Narita
Mikihiro Tsukimura (voice)

Saeko Chiba
Shinobu Kirishima (voice)

Michiko Neya
Ryōko Ninomiya (voice)

Junji Majima
Shungo Ninomiya (voice)

Hiromi Tsunakake
Irori Okushiro (voice)

Kouki Miyata
Mitsuru Hosaka (voice)

Satomi Akesaka
Hinako Ayakawa (voice)

Koji Yusa
Tasuku Okushiro (voice)

Soichiro Hoshi
Taichi Inoue (voice)

Takashi Kondo
Heisuke Yoshida (voice)

Yuichi Ishigami
Yōichi Kōmoto (voice)
Seasons

E1I'm Gonna Kiss You
Oct 4, 2007
Shungo meets Mayu at his school, and learns about Mayu's condition.

E2I'm Gonna Push You!
Oct 11, 2007
Reika is introduced and gets worked up when Mayu unknowingly makes fun of her. Reika challenges Mayu to a contest for Shungo, only to lose and be blackmailed into becoming his maid.

E3Let's Go To Town
Oct 18, 2007
Hinako takes Mayu out to get to know her better, while Reika attempts to get rid of Mayu by exploiting her fear of men.

E4Lets Take Care of the House
Oct 25, 2007
Mayu attempts to help Reika with the housework, only to find a hidden passage instead. They get trapped within the passages for most of the day, only to be abducted by Ryōko for slacking off when they finally escape.

E5Let's Go to the Beach
Nov 1, 2007
The crew go to the beach for a 'vacation', where Mayu starts getting closer to Shungo as Reika continues to try to upstage her. After witnessing Shungo inviting Mayu to watch the stars together, Reika wanders off in a depression. Shungo runs off to find her, only to meet her inner self instead. Things end with the appearance of a mysterious group of soldiers.

E6Remember!
Nov 8, 2007
Shungo, Mayu and Reika are attacked by soldiers and are held captive in the house. Shungo fights back but is beaten up after being knocked out by a mysterious woman in a Tiki mask. Reika exploits Mayu's bad luck to trigger the various traps in the forest, spreading chaos among the enemy. She uses this as a diversion to free Shungo, who then faces off against the mysterious woman.

E7Cheer Up!
Nov 15, 2007
Shungo falls ill after 'losing his fighting spirit' and Mayu tries to nurse him back to health, with disastrous results.

E8Let Me Eat It!
Nov 22, 2007
Ryōko orders Shungo to make some ramen for her. He and Mayu spend hours trying to create the perfect ramen, only to realize that Ryōko will settle for a simple cup ramen.

E9Snatch him!
Nov 29, 2007
The class is at Kyoto on a field trip, the boys try to get into the girl's room but are hunted down by the various faculty members. After being taunted by Tasuku, Shungo tries to force his way in to see Mayu, only to be intercepted by Irori.

E10Let's go have fun!
Dec 6, 2007
Shungo, Mayu and Reika spend the last day in Kyoto having fun together, like they did back when they were children. Tasuku tries to break them up by using his family's ninja-clan to eliminate Mayu, only to be stopped by Irori. Irori confesses her love to Tasuku and tells him she has only loved him, not Shungo. Mayu leaves the house and Shungo is under arrest.

E11Don't Run Away!
Dec 13, 2007
Reika's inner self has taken over and uses her corporate muscle to separate Shungo from Ryōko in an attempt to restore his memory. After reminiscing with Reika, he's drugged and held captive (plus nearly raped) in order to keep him from Mayu. Irori and Tasuku then combine forces with Shungo's other friends in an attempt to rescue him.

E12Let's Walk Forward!
Dec 20, 2007
Shungo races to find Mayu before she runs out of energy, only to run up against Hosaka. Mayu sacrifices herself to save him, only to be accidentally revived by the now complete Reika.
Storyline
Ninomiya is an ordinary high school student who lives at home with his older sister Ryoko. However, Ninomiya's life ceases to be normal the moment a cute girl named Mayu descends into the middle of his school's campus in a military-grade helicopter. It turns out Ryoko sent this girl, along with her older brother Mikihiro, to live at the Ninomiya household.
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