World Park Co., Ltd. (headquartered in Chiba City, Chiba Prefecture; hereinafter 'World Park') announces the launch of a collaboration with professional baseball team 'Chiba Lotte Marines' at the paid seating area of Inage Seaside Park Pool in 2026, within the 'SUNSET BEACH PARK INAGE*'.

*'SUNSET BEACH PARK INAGE' is the affectionate name for the area and facilities within Inage Seaside Park that World Park is revitalizing.

The popular paid seating area 'INAPOO Seat' at Inage Seaside Park Pool will be reborn this summer as the 'Marines Deck' for BLACK SUMMER WEEK 2026. We have prepared numerous attractions to make the pool experience more enjoyable and bring fans closer to the Marines.

Whether at the pool or the stadium, let's make Chiba's summer unforgettable with the Marines!

We sincerely look forward to welcoming you.

*Image shows the 2025 event concept.

Inage Seaside Park Pool Paid Area 'Marines Deck'

A casual, group-friendly seating area equipped with parasols, tables, and benches.

- Operating Period

July 11, 2026 (Sat) – September 23, 2026 (Wed, Holiday)

- Location

Designated seating area inside Inage Seaside Park Pool (former INAPOO Seat)

- Admission Fee

Weekdays: 3,000 JPY per seat Weekends & Holidays: 4,000 JPY per seat

- Recommended Group Size

4 to 6 adults per seat (100 seats total)

- Area Features: Comfortable, spacious seating with parasols, tables, and benches—perfect for families and friends.

- Sales Method

Available via the Inage Seaside Park Pool ticketing website.

Enjoy a special day filled with the charm of the Marines and the vibrant summer atmosphere, all within the open-air pool setting.

*Details are subject to change or cancellation. Please understand in advance. *Event details will be announced separately at a later date.

Exclusive for Marines Deck Users

### 500 JPY Discount Coupon for ZOZO Marine Stadium Official Game Tickets

Guests who use the Marines Deck will receive an exclusive coupon offering a 500 JPY discount on tickets to Chiba Lotte Marines home games at ZOZO Marine Stadium.

Access the QR code on the special table stickers placed at each table in the Marines Deck to obtain your coupon code.

- Eligible Games

All home official games held from July 11, 2026 (Sat) to September 23, 2026 (Wed, Holiday)

*Sales will end once the allocated quota per game and seat type is reached.

- How to Use the Coupon

*Please refer to the separate instruction manual.

- Important Notes

*Registration for a free Marines ID is required to use the coupon. *Each member may use the coupon code once, with up to 15 tickets eligible for discount. *For multiple tickets, the coupon code must be entered for each individual ticket. *The coupon cannot be applied to already purchased tickets. *No cancellations are allowed after ticket purchase. *This campaign may be changed or terminated without prior notice. Please understand. *Sales will end once the allocated quota per game and seat type is reached.

[Inage Seaside Park Pool]

- Address

7-1-1 Takahama, Mihama-ku, Chiba City, Chiba Prefecture

- Operating Period

[Pool Season] July 11, 2026 (Sat) – September 23, 2026 (Wed, Holiday) *Closed July 13–17 (Mon–Fri) and on weekdays in September

[Night Pool] August 1, 2026 (Sat) – August 31, 2026 (Mon)

- Operating Hours

[Pool Season] 10:00–17:00 (Last entry at 16:00)

[Night Pool Season] 10:00–20:00 (Last admission at 19:00)

- Closed Days

Open daily during the period *Closed during typhoons or other safety concerns *Closed July 13–17 (Mon–Fri) and on weekdays in September

- Admission Fees (incl. tax)

Adults: 2,000 JPY

High School Students: 1,000 JPY

Elementary & Junior High Students: 500 JPY

Children: 200 JPY

Children under 3: Free

Holders of disability support certificates and one accompanying person: Free

- Inflatable Attractions

· Water Park: 1,000 JPY per hour

· 50m Challenge: 300 JPY per session, unlimited play: 1,000 JPY

Unlimited access to both: 2,000 JPY

- Ticket Reservation Start: Sales begin June 26, 2026 (Fri) at 10:00

- Parking

Lot 1: 550 spaces

Lot 2: 450 spaces

During pool season: 1,000 JPY per visit

*Weekdays in September: Regular rates apply

After season: Regular rates apply (400 JPY for first 3 hours, 100 JPY every 30 minutes thereafter, max 1,000 JPY)

- Access

From JR Inage Kaigan Station: Bus ~10 min to 'Kaihin Koen Iriguchi' or 'Kaihin Koen Iri' stop, then 5 min walk; or walk ~25 min; or drive ~10 min

From JR Inage Station: Bus ~15 min to 'Kaihin Koen Pool' or 'Inage Kaihin Koen Pool' stop, then 30 sec walk; or drive ~15 min

- Website

SUNSET BEACH PARK: https://sunsetbeachpark.jp

Pool Special Page: https://sunsetbeachpark.jp/activity/pool/

- [SNS]

SUNSET BEACH PARK Instagram: https://www.instagram.com/sunsetbeachpark/

SUNSET BEACH PARK X (formerly Twitter): https://twitter.com/sbp_inage

SUNSET BEACH PARK TikTok: https://www.tiktok.com/@sunsetbeachpark_inage

SUNSET BEACH PARK YouTube: https://www.youtube.com/@sunsetbeachparkinage4402

SUNSET BEACH PARK LINE: https://lin.ee/THLaSVB

- [For media inquiries about Inage Seaside Park Pool]

World Park Co., Ltd.

Public Relations Contact: Sasaki

Email: info@worldparkjp.com

Web: https://sunsetbeachpark.jp

FACT BOX

  • Source: PR TIMES
  • Category: Event