
The Shiraki-san Ferry is operated by Suo-Oshima Matsuyama Ferry Co., Ltd. and connects Yanai, Suo-Oshima, and Matsuyama. It operates between Yanai Port, Ihoda Port, and Mitsuhama Port.
| Gross tonnage | 441t |
|---|---|
| Passenger capacity | 150 people |
| Ferry speed | 15.8Knt |
| Vehicle capacity | Passenger cars only: 34 (including 7 large vehicles and 3 passenger cars) |

The passenger capacities of all ferries operated by Boyo Ferry are as follows.
Orange Grace: 300 people
Orange Mercury: 280 people
Orange Jupiter: 300 people
Shirakisan: 150 people
| Type | Western-style room |
|---|

