Hotel Sonia Otaru offers 149 air-conditioned accommodations with a safe and complimentary slippers. Each accommodation is individually furnished and decorated. LCD televisions come with digital channels. Bathrooms include a combined bath/shower unit, bidets, toilets with an electronic bidet and complimentary toiletries.
Guests can surf the web using complimentary wireless Internet access. Business-friendly amenities include desks and telephones. In-room massages and an iron/ironing board can be requested. Housekeeping is provided on a daily basis.