hard shell mahjong caseConnecticut‑coastal‑city‑senior‑center‑program‑planners‑in‑Bridgeport‑keep‑multiple‑durable‑mahjong‑tile‑sets‑on‑hand‑and‑host‑weekly‑drop‑in‑game‑sessions‑open‑for‑any‑senior‑resident‑who‑wants‑to‑join‑casual‑low‑pressure‑tile‑game‑play‑activities.