Yuiko Kokitani (Little Busters!) · 空想百科 SoraWiki

Riki's classmate, calm and sharp-witted, often relied upon by her peers. Everyone treated her with the title of 'Big Sister'.

Additional information
Featured works	Little Busters! English Edition

Characters and relationships

Riki's classmate, calm and sharp-witted, often relied upon by her peers. Everyone treated her with the title of 'Big Sister'.

Game Route to the Valley: Partners involved in the incident

Laigu said he found it hard to feel emotions. The harasser targets her with thumbtacles and letters, and Riki is also caught up in it; When the other side threatened Little Busters' companions, she angrily kicked the door to protect the implicated companions.

Game Route to the Valley: Date and Fireworks

Kyosuke, Mahito, Kengo, and Rin assist Riki in pursuing Kuritani. Their date went smoothly, and the partner prepared fireworks for them. Even if it rained that day, the sky briefly cleared during the fireworks, allowing Raiya to spend a night with Riki.

Game Route to Valley: June 20th

After they started dating, they started appearing repeatedly on June 20. Kyosuke and Mahito forget about their relationship, but Riki finds Kuritani's notebook in the broadcast room, which records their relationship, baking cookies, and their first café date. The date had advanced from midnight to June 21st, and when he woke up, it had returned to June 20.

Original PC and All-Ages Revisit: Second Ending

In the original 2007 PC clearing records, the ending of the post-Refresh revisit shows Koratani confessing to Riki in the classroom after school. Another full-age record without a product label says that after Riki recalls an experience in the loop, he goes to see her.

PC EX Kanaido Arc: Cover and Escape

After Kanado exposed her arm injury by rushing into the fire, Laigu didn't ask about the injury and accompanied her back to the dorm. When Lai Che was about to take her away, Lai Gu suggested lowering the curtains and tripping the person who tried to hit the dog.

PC EX Kanedu Arc: Venue smoke

During Riki's rescue, Kuritani throws a smoke tube to provide cover for Riki and Haruka as they rush toward Kanade.

Game Bell Route: Assist with cafeteria tasks

Kuritani and Komari helped Riki, Rin, and other early members prepare meals, filling the gap left when the cafeteria staff were all absent.

Game Laigu Arc: The Transfer After the Destruction of the Door

After kicking the door to smash, Raitani shifted the blame for the destruction onto Mahito and escaped with Riki.

Game Comes Valley Arc: Rainy Day and Promise

Riki and Kuritani returned from the café without umbrellas, and after getting wet, Riki caught a cold. Later, they agreed not to go out on rainy days and to visit the coffee shop on sunny days.

Original game common chapter

After joining baseball practice, Komari wanted to call her "Yui-chan." Laigu initially refused, but eventually accepted the nickname.

When fighting Mahito, Kuratani wields a replica Japanese sword, while Mahito uses Blackbeard Crisis to hit the toy. She ultimately knocked down Mahito with a kick, but was ruled a loser by the rules for using moves other than the designated weapon.

Related entries

Featured works:Little Busters! English Edition
Lovers who experience harassment, dates, and time changes together (Yuki Lai Tani route):Riki Naoe (Little Busters!)
Partner who assists her on a date with Riki (Yuki Raitani route):Kyosuke Zatsume (Little Busters!)
Partner who assists her on a date with Riki (Yuki Raitani route):Masato Inohara (Little Busters!)
Partner who assists her on a date with Riki (Yuki Raitani route):Kengo Miyazawa (Little Busters!)
Partner who assists her on a date with Riki (Yuki Raitani route):Little Busters!
A classmate who received a confession in the classroom (ending of the 2007 PC revisit):Riki Naoe (Little Busters!)
System data (PC EX) that includes your own real muscle whirlwind scolding scene:Baseball and Little Games (Little Busters!)
Classmates escorted by themselves after being exposed to fire (PC EX):Kanata Futaki (Little Busters!)
Teammates (PC EX) who use their proposed curtain scheme to go downstairs:Riki Naoe (Little Busters!)
Classmates (PC EX) who were rescuing themselves with smoke during the venue:Kanata Futaki (Little Busters!)
Classmates (EX Department) who accepted my book recommendations in the Sasumi arc:Little Busters!
Partners who cook with you in cafeteria missions (game ringtones):Little Busters!
The person pushed by me to take responsibility for the destruction of the gate in the Laigu arc:Masato Inohara (Little Busters!)
The person who got caught in the rain and promised to go to a café on a sunny day:Riki Naoe (Little Busters!)
Permission to call her by her nickname:Shinpoku Little Busters!
A real person who was knocked down by her in a counterfeit knife battle and won according to the rules:Masato Inohara (Little Busters!)

References

Data compiled on: 2026-10-12.