01 / Dug-out harbor
A harbor dug out under Nonaka Kenzanstill takes in fishing boats.
Tei Inner Harbor is a dug-out harbor built in the early Edo period under Nonaka Kenzan, a senior retainer of the Tosa domain, according to the city's 2026 profile. The city website says it was among the largest of its kind from the early Edo period, at about 112 m north to south and 49 m east to west in the History of Japanese Harbor Construction. Fishing boats are still moored here.
- About 112 m north-south, 49 m east-west (History of Japanese Harbor Construction, city website)
- Built in the early Edo period under Nonaka Kenzan (city profile 2026)
- Movable bridge at the harbor mouth completed in September 2002 (tourism association)
- The bridge is about 32 m long and takes about 6 minutes to open or close (same)
