Nijisanji's "Duel Masters" collaboration creates "unprecedented" response; specialty store "female customer numbers have increased tenfold"

The expansion pack "Nijisanji Collaboration Masters: Virtual Duelist from Another Dimension" was released on March 15th as a collaboration product between the trading card game "Duel Masters" and the VTuber group Nijisanji. This is the first large-scale collaboration in the history of Duel Masters, which is one of the three major domestic TCGs, and it has literally caused an "otherworldly" reaction. This time, KAI-YOU conducted an interview at H…