作戦会議 is a Weiß Schwarz card from ガールズ＆パンツァー GUP/W141-051. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
Look at the top card of your opponent's Deck, place it on top of the Deck or into Waiting Room, then search your Deck for up to 1 《戦車道》 Character and show it to your opponent, add it to Hand, shuffle your Deck afterwards.
This card was printed in Japanese only; the English text above is an unofficial community translation.