The new series for the Bushiroad franchise, Cardfight !! Vanguard, which is titled Cardfight !! Vanguard Gaiden If, became the first national trend on Twitter in Japan during the broadcast of the most recent episode on June 27.
The hashtag # ヴ ァ ン ガ ー ド if (#VanguardIf) was positioned as the most popular trend on Twitter in Japan and in which viewers expressed their opinions on the episode broadcast that same day. This series was originally scheduled to premiere in April, but this was postponed due to the effects of the COVID-19 pandemic on production. The anime premiered on May 30 and, almost a month after that, it has gained wide popularity in Japan.