- 18Holes
- 72Par
- 17Greens mapped
- 248Contours
- 11.7%Steepest slope
About Onahama Ocean
Onahama Ocean Hotel & Golf Club is an 18-hole golf course playing to par 72 in Iwaki, Japan. GolfCore has mapped 17 greens here with contour lines and fall-line arrows. The card below lists its holes with yardages for all 18 holes. GPS yardages and scoring are free in the GolfCore app.
Plan your visit
1-1 Kashiwazakikashiwazakikashiwazaki, Iwaki, Fukushima 971-8185, Japan
+81 246-54-0111
How the greens break
GolfCore traced 17 greens at Onahama Ocean from 1-meter national lidar elevation data, with 248 elevation contours at a 8-centimeter interval. The steepest measured slope is 11.7 percent, and the largest rise across a single green is 3.28 m.
In the app the same map sits under your ball on every green, with the fall line drawn to the hole and the wind modeled at your position. At clubs that run GolfCore, the pins the shop sets each morning show up there too.
The card
| Hole | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Out |
|---|---|---|---|---|---|---|---|---|---|---|
| Par | 4 | 4 | 3 | 5 | 4 | 4 | 3 | 4 | 5 | 36 |
| Hcp | 3 | 15 | 9 | 7 | 13 | 1 | 17 | 5 | 11 |
| Hole | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | In |
|---|---|---|---|---|---|---|---|---|---|---|
| Par | 4 | 3 | 4 | 4 | 5 | 5 | 3 | 4 | 4 | 36 |
| Hcp | 10 | 16 | 4 | 2 | 8 | 14 | 12 | 18 | 6 |
Total72
| Hole | Par | Hcp |
|---|---|---|
| 1 | 4 | 3 |
| 2 | 4 | 15 |
| 3 | 3 | 9 |
| 4 | 5 | 7 |
| 5 | 4 | 13 |
| 6 | 4 | 1 |
| 7 | 3 | 17 |
| 8 | 4 | 5 |
| 9 | 5 | 11 |
| Out | 36 | |
| 10 | 4 | 10 |
| 11 | 3 | 16 |
| 12 | 4 | 4 |
| 13 | 4 | 2 |
| 14 | 5 | 8 |
| 15 | 5 | 14 |
| 16 | 3 | 12 |
| 17 | 4 | 18 |
| 18 | 4 | 6 |
| In | 36 | |
| Total | 72 |
Hole data is what GolfCore holds for the course's layout. Spot a wrong par, yardage or stroke index? Report it from Map Settings in the app, or send us a correction.
Course details
- Location
- Iwaki, Japan
- Address
- 1-1 Kashiwazakikashiwazakikashiwazaki, Iwaki, Fukushima 971-8185, Japan
- Phone
- +81 246-54-0111
- Website
- onahama-ocean.com
- Holes
- 18
- Par
- 72
- Greens mapped
- 17
- Elevation contours
- 248
- Contour interval
- 8-centimeter
- Largest green elevation span
- 3.28 m
- Steepest measured slope
- 11.7%
- Course map
- Traced hole by hole
- Wind modeling
- Live wind grid, 16 directions
- Tree canopy
- 1-meter canopy height model
- Course data updated
- 2026-11-07
More courses nearby
Straight-line distance from Onahama Ocean Hotel & Golf Club.
- Itsuura Teien Country Club
Iwaki8.9 km straight-line
18 holes, par 72, scorecard, course map, green maps
-
Helena International Country ClubIwaki5 km straight-line
18 holes, par 63, scorecard, course map, green maps
- Nakoso Taiga Country Club
Iwaki6.9 km straight-line
18 holes, par 71, scorecard, course map, green maps
-
Spa Resort Hawaiians Golf CourseIwaki9 km straight-line
18 holes, par 72, scorecard, course map, green maps
- Thoroughbred Country Club
Iwaki8.5 km straight-line
18 holes, par 72, scorecard, course map
- Seve Ballesteros Golf Club Izumi Course
Iwaki3.1 km straight-line
18 holes, par 72, scorecard
Staff at Onahama Ocean can claim this course by signing in with an email address at the club's own domain, then edit its address, phone, website and crest at no charge. Read how a club keeps its course right. The same system runs a club's tee sheet and caddie yard; read how caddie management on GolfCore works.