Sunflower Sapporo ferry deck 5 plan (Cabins-Lobby-Lounge-Wellness)

The passenger boarding gate is on Deck 4 (portside), from where an elevator connects to Deck 5's Lobby/Reception.

Smoking is not allowed shipwide (including at observation desks), except in the designated rooms located aft on Deck 5 (near the pet facilities), Deck 6 (near the starboard Assembly Station) and Deck 7 (near the stairs).

Deck 5 houses the Boarding Hall (Atrium's Lobby with Reception Desk, Information Office, Souvenir Shop, digital signage board), Kids' Land (indoor playground), two Grand Baths (large public bathhouses, separate for men 紳士展望浴場 and women 婦人展望浴場, each with 1x Sauna, 2x spa pools/hot tubs, 3x large windows, changing cubicles, washrooms), exclusive Truck Driver facilities (Bathhouse and Salon/Bar Lounge) Shower Room (24-hours open private showers), Baby Care Room (ベビーケアルーム, diaper changing room for babies, has a water heater), Ladies' Powder Room (化粧室, half bath in the women's restroom, has with a large mirror and a powerful haidryer), 2x Pet Cage Rooms (ペットケージルーム / with 12x cages, 1x washbasin, trash bins, air-conditioner), Dog Run (ドッグラン / outdoor dog exercise area accessed via stairs from both Cage Rooms), as well as passenger accommodations in categories Superior, Comfort (Private Bed), Tourist (Group Private Bed) and Standard Single (Truck Driver Rooms).

Pet Cage Rooms are at charge and pre-cruise reservations are required. Pet cages are medium-sized (55x53x72 cm).

The Grand Bathrooms are free of charge. However, passengers with tattoos/tattoo seals and body art paintings as well as dead-drunk passengers are not allowed in the wellness facilities.

The Promenade (midship-starboard on Deck 5) is Japan's first one-sided Atrium on a cruise ship. This is an indoor deck space with an open floor design, an Atrium Lounge with starboard views (from large round windows), comfortable seating (leather sofas, small tables with armchairs and pouf chairs lined up by the round-shaped large windows).

The 2-story Atrium (decks 5-6) has large round windows on each floor and its the lower and upper levels are interconnected via a grand staircase and an elevator.

On Deck 5 (by the Atrium staircase) is the Photo Gallery with seating. The Photo Corner is for Sunflower cruise-themed selfies and pictures taken in front of a large panel (on the hull). Sailor uniforms and hats are provided complimentary to both adults and children.

The Shop sells shop has a wide selection of Sunflower-logoed merchandise (including toys and puzzles), also food and beverages (including alcohol), clothing, convenience goods/daily necessities, presents, souvenirs.

There are plenty of coin lockers, PIN lockers (for valuables) and paid refrigerated lockers (for foods/beverages) located across the Reception Desk. Coin return lockers are 64 (6x Large, 40x Medium, 18x Small). Refrigerated paid lockers are 8 (sized 30x36x34 cm).

The ship also has coin laundry facilities (each fitted with 3x washing machines/JPY 300, 3x dryers/JPY 100, detergent is added automatically), 1x smartphone charging station (JPY 100), 1x pay phone.

On Decks 5 and 6 are located vending machines selling canned beverages (soft drinks, water, alcohol/sake, beers), cup noodles, packaged snacks.