Matsui Tengudo (karuta maker)
Company name; a traditional Japanese karuta (playing card) manufacturer.
Matsui Tengudo is known for manufacturing traditional karuta cards.
The name is composed of the family name 松井 (Matsui), 天狗 (tengu, a mythical creature), and 堂 (dō, hall/shop). The exact origin of the name is uncertain, but it follows a common pattern for traditional craft shops.