- Birthday: March 18th
- Sign: Pisces
- Blood Type: AB
- Favorite Food: Sweets
- Disliked Food: Spicy Food, Cheese
- Voice Actor: Daisuke Kishio
Nicknamed the "Prince of Sweets", Shinnosuke is admired by fans for his dreamy demeanor. However, he tends to be lax about his public image and is somewhat unpredictable at times.
He doesn't reveal much about himself even to the protagonist, giving him an air of mystery.