Hana Zen is a Japanese, Sushi restaurant located in Union Square area in San Francisco, CA 94102.
- Neighborhood: Union Square
- Cuisines: Japanese, Sushi
- Minimum Delivery:
- Features: Open Late, Bar Scene, Delivery, Online Reservations, Accepts Credit Cards, Take Out
- Business Hours: Sun-Thu:11:30am-12am,Fri-Sat: 11:30am-1am
- Note:
- Services: Lunch, Dinner