Tateyama Boso Peninsula fishing forecast
Tateyama Boso Peninsula is a saltwater fishing spot in Kanto Pacific, Japan. Anglers here target Pacific Bluefin Tuna, Atlantic Bonito, Yellowtail Amberjack. The most productive months are typically May, June, July, August, September.
Current conditions
| Sea surface temp | 26.3 °C |
|---|---|
| Wind | 29 km/h from SW |
| Wave height | 1.1 m at 7 s |
| Current | 0.53 m/s toward ESE |
| Pressure | 1007 hPa |
| Depth | 21 m |
| Cloud cover | 8% |
Last updated Jul 22, 2026 (UTC). Conditions refresh through the day.
What the score means at Tateyama Boso Peninsula
Tateyama Boso Peninsula currently scores 69 out of 100 (Good). Water temperature is 26.3 °C. 8 forecast signals are active in this score. As a rough guide, a score above ~65 reflects conditions experienced anglers would typically fish; below ~45, consider waiting for a better window or targeting different species. The score blends live weather and ocean signals and can change through the day.
Bite windows
Best months for Tateyama Boso Peninsula:
About this spot
Open coastal saltwater — conditions and safety depend heavily on the live wind, wave, and tide forecast, so check them before you head out.
Approximate bottom depth: 21 m Depth is GEBCO-derived bathymetry, approximate only — not a nautical chart. Do not use for navigation or anchoring.
What you can catch
-
Thunnus orientalis
-
Sarda sarda
-
Seriola lalandi
Best months by species at Tateyama Boso Peninsula
| Pacific Bluefin TunaThunnus orientalis | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Atlantic BonitoSarda sarda | ||||||||||||
| Yellowtail AmberjackSeriola lalandi |
Months reflect typical catchability by species at this latitude; local seasons and closures apply.
Local regulations
| Species | Bag limit | Min size | Open season |
|---|---|---|---|
| Pacific Bluefin Tuna | 0/day | min 80 cm | — |
Licensing:
- saltwater-recreational — residents No general national licence required for shore-based recreational saltwater fishing in Japan. Charter and offshore boat fishing typically goes through licensed operators. Some prefectures restrict access to commercial fishing rights areas (gyogyo-ken)., non-residents Same rules apply. Tourists fishing from a chartered boat use the operator's licence. Avoid posted commercial fishing-rights zones (typically near aquaculture pens, oyster beds, kelp farms).
- freshwater-recreational — residents Inland fishing requires a "yugyoken" (遊漁券) — a permit issued by the local fisheries cooperative for specific rivers/lakes. Sold per-day or per-season at convenience stores or fishing-tackle shops near the water., non-residents Same yugyoken requirement applies to visitors.
Some rules may have changed since our last verification — always confirm with the authority before you fish.
FishRadar regulations are summaries for informational purposes only. Japanese fishing rules are largely set at the prefectural level and many are voluntary/community-enforced. Always verify with the local fisheries cooperative (gyogyo-kyodokumiai, 漁業協同組合) before fishing, and never enter posted commercial fishing-rights zones.
Check Tateyama Boso Peninsula before you go
Live scores update through the day. Get the full forecast, bite windows, and your own saved spots in the FishRadar app.
Download on the App Store
Scan to install on your phone
Nearby spots
Explore 5 more fishing spots within 115 km of Tateyama Boso Peninsula.
-
Sagami Bay Japan
Tokyo Bay Offshore
Sagami Bay Kanagawa
Suruga Bay Japan
Suruga Bay
Frequently asked questions
What fish can you catch at Tateyama Boso Peninsula?
Anglers at Tateyama Boso Peninsula target Pacific Bluefin Tuna, Atlantic Bonito and Yellowtail Amberjack.
When is the best time to fish Tateyama Boso Peninsula?
The most productive months at Tateyama Boso Peninsula are typically May, June, July, August, September.
What is the fishing forecast for Tateyama Boso Peninsula right now?
Tateyama Boso Peninsula currently scores 69 out of 100, based on live ocean and weather conditions — see the full breakdown on this page.
Do you need a licence to fish Tateyama Boso Peninsula?
Fishing at Tateyama Boso Peninsula follows the local rules for Kanto Pacific, Japan. Bag limits, size limits, seasons and licence requirements are summarised in the Local regulations section above, with a link to the official authority.
Fishing guides for this spot
- How to Catch Atlantic Bonito: Chasing the Autumn SpeedstersHow to Catch Yellowtail Kingfish: Taming the Brown BomberHow to Read Tides for Fishing
Scores and conditions are forecasts for guidance only and can change rapidly. Always check local rules and current conditions, follow all fishing regulations, and prioritise your safety on the water.