Vol. 2158 of Anan magazine releases on July 3. No other information was given so far.
Covers with links to buy on Amazon Japan (note, they could sell out due to BTS fans):
The new merch includes a zip-up hoodie, a snapback hat, a long sleeve tee, and a tee.
BABYMETAL has revealed their limited edition vinyl artworks, which were announced back in April. They have artworks from the previous limited edition album artworks (but now in vinyl form).