|Strength||Incapable of self-defense|
Riku wears the default male school uniform, unless customized by the player.
He has purple hair that is spikier than Senpai's default hair with some loose strands jutting out from the right side. His eyes are purple as well.
Among the [] currently implemented in the [Simulator|game], Riku is a Social Butterfly. He will happily pose for a picture if the player aims their camera at him. If he sees a [] or witnesses a [], he will run to the nearest secluded area and call the police. He cannot participate in physical fights against murderers, unless they kill Kokona while she is his [].
At 7:05 AM, Riku enters the school grounds. He walks to his [Room|locker] at 7:10 AM and changes from his outdoor shoes to his indoor shoes. At 7:15 AM, he walks into the [], to the right side of the [], and gossips with [Yuto|Haruto Yuto], [Yuki|Sota Yuki], [Haruki|Hayato Haruki], [Koki|Ryusei Koki], and [Sosuke|Sora Sosuke].
- Main Article: Tasks
Riku wants the player to take a picture of the kitten behind the school so he can see if it's well. After the task is completed, Riku will thank the player and also befriend them.
As stated in his student profile, he comes from a rich family. He tries to hide the fact from others, but his affluent origins are very obvious because of his unusual way of speaking.
- His name is a reference to the most popular male Japanese names in 2012, 11th most popular being Riku, 12th most popular being Soma.
- His female counterpart is Kokona Haruka.
- In older debug builds, Riku was the only male student that was a part of the [Club|Cooking Club]. However, he never participated in the club activity after school.
|“||I saw the most peculiar thing today - there was a kitten walking around the school! I'm not sure how it got in here... It was quite an adorable little creature. I wish I could get a second look at it... If you see that kitten anywhere, would you mind taking a picture of it for me?||”|
— Riku asking if Yandere-chan could take a picture of a kitten for him.
|“||It's good to find someone else who shares my appreciation for felines! Best of luck to you!||”|
— Accepting Riku's task.
|“||Ah, I was worried that it was a strange request. I apologize for taking up your time.||”|
— Denying Riku's task.
|“||Yes, that's it! That's the kitten I saw! Hmm, it appears to be in good health...how delightful!||”|
— Completing Riku's task