Kagetora Aida (相田 景虎 Aida Kagetora) is Riko Aida's father. He is a sports trainer and a former bola basket player for the Japanese national team.

Appearance
Riko's dad is middle-aged. He has short, light brown hair. He has darker eyebrows and sports a trimmed beard. He is seen wearing regular clothes, at the training camp he wore a black kemeja and training pants.

Personality
Kagetora is a typical overprotective father. He adores his daughter very much and wants to protect her from harm. As a sports trainer, he is also strict and extreme, threatning Seirin to kill them if they lay a hand on his daughter, even pulling out a gun when he suspected that one of Seirin's players peeked on Riko in the bath.

He has a habit of giving people nicknames such as "Four-eyes" (Hyūga), "Pretty boy" (Izuki) and "Ditzy boy" (Kiyoshi).

History
Kagetora's past
When Kagetora took on Hyūga, Kiyoshi reveals that Kagetora was once a bola basket player in the Japanese national team. When and how was not explained.


When he later quit basketball, he started working as a sports trainer, specializing in muscle, condition training and setting up training menus. He often took his daughter with him at his workplace, where she learned her Scan ability.[4] It has also been implied that he used to be a bola basket coach.


Plot
Interhigh preliminariesEdit
Final leagueEdit
Pervert ToraPervert Kagetora's punishment from Riko

While Riko was getting ready in her room, her father suddenly enters and scares her. Riko yells that he should have knocked and Kagetora notices that she stayed up all night, preparing for Seirin's matches in the Interhigh preliminaries. He says that it's bad for her face. Riko talks about their competition and how tired she is, but Kagetora interrupts her oleh saying she forgot her panties, holding them in his hands. This leads to Riko punching him in the face and yelling at him to leave her room.[5]
Summer Training CampEdit

He pulls up in his car when he brings his daughter to the summer training camp building. He tells Seirin to do their best and adds that if they touch his daughter, "he is going to kill them".[6] He leaves after that, leaving a scared Hyūga behind.
Winter Training CampEdit
Kagetora with his gunKagetora protects his daughter

When Seirin enters the gym for their training camp, they encounter Kagetora who tells them to not yet put on their bola basket shoes. Hyūga asks why he is here and Kagetora explains that he agreed to train him at his daughter's request.[7] Kawahara and Fukuda realize that Kagetora will be their temporary trainer. Kagetora then pulls out a gun and asks who peeked on Riko at the bath, and threatens to shoot the culrpit in the head. The Seirin members all deny that someone peeked on Riko and Kagetora says that he's the only one who can look at Riko's body, causing Riko to get mad and throw a ball at his head. He remembers Riko wanting to become his bride and Riko yells that that was when she was still a kid. Kagetora moves on and orders the players to take off their shirts. He uses his Scan ability on them and judges they are indeed pretty good. He divides Seirin into two group and orders Hyūga's group to be the "cops" and Izuki's group to be the "robbers". He orders them to hunt each other down in the mountain woods.

While Seirin is running, Riko deduces that her father used the fartlek technique. She explains it and Kagetora is amazed oleh her knowledge and wants to hug her, which she denies oleh force. Kagetora explains that their bodies are still stiff, and that they need to traing their body to mixed up their muscles in. Seirin returns from their running and Kagetora says that that was just the warmup and that he will tell them what they need to work on. He explains that they need to improve their individual players' strength. He says that just friendship isn't enough to be called "teamwork" and that individual improvement comes first and that teamwork evolves from that.
Kagetora vs Hyuga2Kagetora vs Hyūga
He picks out Hyūga from the group and tells him his drive against Sakurai in Serin's match against Tōō in the Interhigh was a dumb move. He tells him he shouldn't have gone in against such an opponent with his weakest skill. He emphasizes Hyūga's role in matches, as Seirin's lifeline. He concludes that Hyūga should learn to shoot whenever possible, not to only rely on screens. He takes a ball and goes up against him. As Hyūga was guarding a meter away, Kagetora suddenly pulls up for a shot and scores. He says that it's not about speed and that even Hyūga can do it. He then announces to the entire Seirin team that for the selanjutnya month, he'll train them on their special moves and individual capabilities.

He first taught Hyūga how to perform the Barrier Jumper. He explains that Hyūga should leave his center of gravity behind to take such a fast step backwards. This is because it takes too much power to pindah the center of gravity with anda and it slows anda down. Hyū tried multiple times, but apparently failed a lot, as Kagetora had to push him to try again and again.

He also trained Kiyoshi. Kiyoshi's training consisted of muscle building and the teaching of his Vice Claw, with the help of grabbing a large rock. Further, Kagetora explained to his daughter how to release Kagami's full strength oleh taking Kuroko out of the game, because Kuroko was holding Kagami back.

Winter Cup

Round 1
Tora and Ma-BoyTora and Ma-Boy

Kagetora appears at the Winter Cup before Seirin's first match against Tōō Academy. It appears that he just arrived in time, wearing a white suit with a black kemeja under it. He also wears lebih fashionable glasses and a emas necklace. He takes his kursi in the audience and sees Katsunori Harasawa coaching Tōō. He is amused oleh this and thinks it's no wonder Tōō is so strong. Masaaki Nakatani then raises his voice and tells Kagetora he's noisy as usual. Kagetora recognizes him and calls him Ma-Boy, while Masaaki begging him to not call him that in front of his players. As Masaaki asks why Tora is here, he jawaban that he wanted to see his disciple's match even though he only followed them for a month. Ma-Boy wonders if Tora won't return to being a coach and Tora says he isn't good enough and that Riko has taken his place.He says that he taught Seirin all he could and all that's left, is to watch Seirin.

Later, when Kagami goes up against Aomine, he komentar that his win atau loss could determine the entire match. When Kagami runs a simulation of the battle in his head with his high level tactical battle and passes to Izuki, Kagetora seems relieved.

Skill
bola basket skillsEdit
Kagetora chartKagetora's skill chart
Kagetora vs HyugaKagetora spars against Hyūga

Kagetora is a former player for the Japanese national team, enough evidence that he was and possibly still is an exellent bola basket player. He knows a lot about bola basket and has good insight of a team's game and a player's skill.He has taught Hyūga the Barrier Jumper and Kiyoshi the Vise Claw.

A chart of his skills were included with his profil in the databook Characters Bible. Clockwise from the puncak, atas are his Physical Ability, Technique, Stamina, Mental Strength and his Special Ability. Despite his older age, his physical ability, technique, stamina and mental strength are still puncak, atas notch.

Scan
He has the same ability as his daughter Riko, that is to be able to scan someone's body and estimate that body's capabilities, from the height to muscle mass and flexibility.He learned this oleh being a sports trainer for many years.

(This is info for those who don't know much bout riko's dad*Warning: may contain as a little spoiler only for those who haven't read komik jepang but not really much cause it's not telling about the whole winter arc. anda can find lebih info on Aida on Knb wiki)