Otosan is a traditional Japanese restaurant in Rome’s Trieste area with a clear official identity and strong recent public diner signals. Its website verifies the address, phone number, email, and daily opening hours, while TheFork confirms current operating visibility and a high review score. That makes it one of the more dependable neighborhood Japanese options for diners who want more than a trend-driven sushi stop.
Source and review status
- Evidence confidence: high

Quick facts
- Best for: traditional Japanese dining in residential Rome, reliable sushi and cooked dishes
- Known for: A broad traditional Japanese menu, strong neighborhood following, and consistently visible current operating signals.
- Hours: Daily 12:30-15:00, 19:30-23:30
- Phone: +39 06 4555 2486
- Email: [email protected]
Why it ranks
Otosan ranks because it offers one of the strongest combinations of verified day-to-day operating information, traditional Japanese positioning, and positive current diner feedback among Rome restaurants outside the Michelin-centered top tier.
Location and links
- Address: Via Nemorense 101, 00199 Rome, Italy
- Official website
- Call
Service area and category
- City: Rome
- Region: Lazio
- Country: Italy
- Category: Restaurant
Editorial summary
Otosan is a traditional Japanese restaurant in Rome’s Trieste area with a clear official identity and strong recent public diner signals. Its website verifies the address, phone number, email, and daily opening hours, while TheFork confirms current operating visibility and a high review score. That makes it one of the more dependable neighborhood Japanese options for diners who want more than a trend-driven sushi stop.
Evidence ledger
- Official website (official_website) supports website and operating identity
- Official location source (official_location) supports location and contact facts
- Thefork (corroborating)
Verified fields: name, address, phone, email, hours, website_url, category, current public booking presence
Omitted because not verified: coordinates, social links