"PARALLELから皆様へ". PARALLEL Official Blog (in Japanese). Ameblo. 20 January 2015. Archived from the original on 28 January 2015. Retrieved 16 April 2020.
"PARALLELから皆様へ". PARALLEL Official Blog (in Japanese). Ameblo. 20 January 2015. Archived from the original on 28 January 2015. Retrieved 16 April 2020.