Bushiroad announced Weiss Schwarz:Kaguya-sama: Love is War Triall Deck+ and Booster Pack for release on June 25.

Kaguya-sama: Love is War is a romantic battle of the brains, in which neither side can afford to be honest. Kaguya and Miyuki are too proud to confess their feelings, wishing the other would make the first move. Kaguya-sama: Love is War Booster Pack contains 100 types of cards, plus 40 types of Parallels. Rarity distribution has not been announced at this time. However, the artwork for the SP cards have been modified from the Japanese edition. Each booster pack contains 8 cards, with each booster box display containing 20 packs and one of four exclusive PR cards. Cartons contain 16 booster box displays and an English edition exclusive stitched playmat.

The Kaguya-sama: Love is War Trial Deck+ include a 50-card deck, featuring 19 types of cards and 6 parallels. Parallel cards are randomly inserted and every deck will contain 2 shiny cards. Every deck includes a chance at one of three RRR cards with special embossing or a signed SP cards.  Decks include a rules sheet, paper playmat, and deck manual.  Trial Deck+ displays include 6 decks, with 8 displays per carton.

Kaguya-sama: Love is War will release the same day as Weiss Schwarz: Fate/Stay Night: Heaven’s Feel Vol. 2 (see "Bushiroad Announces 'Fate/Stay Night: Heaven's Feel Vol. 2'").