直角二等辺三角形TOUR
Chokkaku Nitouhen Sankakkei TOUR is the fourth live DVD released by Perfume. The tour was used to support and promote the release of their third album (second studio album) ⊿
- Género: Música
- País: Japan
- Director:
- Actores: Yuka Kashino, Ayaka Nishiwaki, Ayano Ōmoto,