真津下 応太

Name: Ota Matsushita
Sex: Male
Age: 24
Birthday: June 24
Profession: Light Novel Author (Self-Declared), Cook at Matsushita Diner (AINS-AINI)
Likes: A-set (Tesa), Chocolate
Dislikes: Tesa's Enemies, Preachy People
Hobbies: Net Idols, Maid Cafes
Skills: Cooking (incl. omelet rice), Driving, Sockpuppeting

In AI: THE SOMNIUM FILES:
Ota is Mayumi's son. An enthusiastic follower of A-set, he often pushes the boundary between idols and fans. He writes his own light novels and gets editing advice from his friend Mizuki.

In No Sleep For Kaname Date – From AI: THE SOMNIUM FILES and AI: THE SOMNIUM FILES - nirvanA Initiative (Past):
Though unemployed until recently, he inherited and took charge of Matsushita Diner. After finding out Tesa likes the occult, he brushed up his knowledge on the subject. He's also close to Mizuki, Kizuna, and Amame.