A Certain Scientific Railgun S: All the Important Things I Learned in a Bathhouse
Toaru Kagaku no Railgun S: Daiji na Koto wa Zenbu Sentou ni Osowatta · とある科学の超電磁砲S 大事なことはぜんぶ銭湯に教わった
Synopsis
Bundled with the Toaru Kagaku no Railgun S official visual book.
Studios: J.C.STAFF
Source: MANGA