Shogi is the Japanese form of chess, played on a nine by nine board with flat wedge shaped pieces that are flipped to show promotion. The sharp placement sound comes from the piece striking the wooden board, a detail closely associated with serious play and often emphasised in broadcasts and anime depictions of matches. Short board game clips like this one spread online as reusable effects for edits, where the click can signal a smart move, a placed object, or a sudden decision without any spoken explanation needed from the creator at all.