Seasonal cultureWhat Is Tsukimi?Japanese moon-viewing, the 2026 mid-autumn moon date, and why the full moon can fall two nights later.
Material cultureChrysanthemum and the Sake CupThe chrysanthemum festival behind September’s sake cup card, and how the cup scores in Koi-Koi.
HanafudaSeptember’s Hanafuda CardsChrysanthemum, the sake cup, blue ribbon, and the two chaff cards of Hanafuda's ninth month.