謎の彼女X 謎の夏祭り
Hoods Entertainment
OVA released with the 9th volume of the manga. The day when Tsubaki goes to the summer festival with Ueno, Oka, and Urabe.
Opening
Ending
Tsubaki, Akira
Main
Irino, Miyu
Japanese
Urabe, Mikoto
Main
Yoshitani, Ayako
Japanese
Matsubue, Takaomi
Supporting
Yuuki, Hiro
Japanese
Oka, Ayuko
Supporting
Hirohashi, Ryou
Japanese
Togawa, Arika
Supporting
Hayashibara, Megumi
Japanese
Tsubaki, Youko
Supporting
Fukuen, Misato
Japanese
Ueno, Kouhei
Supporting
Kaji, Yuuki
Japanese
