Moomin Valley Park (ムーミンバレーパーク), operated by Moomin Monogatari Co., Ltd. in Hanno City, Saitama, is hosting the summer event "Water Play in Moomin Valley" (ムーミン谷でみずあそび) from Friday, July 3 to Sunday, September 6, 2026. During the event period, limited-edition menus inspired by the storybook world and goods perfect for water play will be on sale.
In conjunction with the "Kids Support Campaign" presented by NPO Decent Work Lab — offering a one-day pass for ¥500 (tax included) to children aged 4 through high school — children who visit the park during the campaign period will receive a complimentary cooling mini towel featuring an original design from "Tonttu Festival 2026."
An "U22 Pass" is also available for those aged 18 to 22 and students, offering a one-day pass at the advance-sale price of ¥2,200 (regularly ¥4,300 at the door).
Event-Limited Cooling Menus
All prices include tax.
Ruby King Roast Beef Rice Bowl (ルビーの王様ローストビーフライスボウル)
- Price: Single ¥2,300 / Drink Set ¥2,570
- Location: Moomin Valley Cafeteria (ムーミン谷の食堂)
Moomin Valley Cup Soft "Summer Cool Soda" (ムーミン谷のカップソフト「なつのひんやりソーダ」)
- Price: ¥650
- Location: Takeout Food (テイクアウトフード)
Moomin Valley Cup Soft "Sniff's Blueberry Yogurt" (ムーミン谷のカップソフト「スニフとみつけたブルーベリーヨーグルト」)
- Price: ¥650
- Location: Takeout Food (テイクアウトフード)
Blue Chunky Pineapple Shaved Ice (ブルーなごろっとパイナップルのかき氷)
- Price: Single ¥1,780 / Drink Set ¥2,000
- Location: Lettura Lounge (レットゥラ ラウンジ)
Mama's Homemade Lingonberry Jam and Yogurt Shaved Ice (ママのお手製リンゴンベリージャムとヨーグルトのかき氷)
- Price: Single ¥1,780 / Drink Set ¥2,000
- Location: Lettura Lounge (レットゥラ ラウンジ)
New Goods for "Water Play in Moomin Valley"
All prices include tax.
- Kids T-shirt (100 / 150 cm): ¥3,000 each
- Colorful Jelly: ¥900
- Lemon Pie: ¥750
- ニョロニョロ Water Toy: ¥880
- A5 Clear File: ¥385
- Postcard: ¥300
Available at: Hajimari no Mise (はじまりの店) / Moomin Valley Shop (ムーミン谷の売店)
To commemorate the new summer show "Summer Moran and Snow & Splash" (夏のモランとスノー＆スプラッシュ) — where guests are guaranteed to get soaked — a palm-sized plush toy makes its debut.
- Moran Plush Toy (S): ¥2,500
- Location: Hajimari no Mise / Moomin Valley Shop
Kids Support Campaign: Cooling Mini Towel Giveaway
From Friday, July 3 to Wednesday, September 30, 2026, the "Kids Support Campaign" presented by NPO Decent Work Lab offers children aged 4 through high school a one-day pass (regular price ¥1,300) for just ¥500 (tax included). Children who visit the park during the campaign — including preschoolers — will receive a cooling mini towel featuring an original design from "Tonttu Festival 2026" (held at メッツァビレッジ), organized by the same NPO.
- Distribution period: Friday, July 3 to Monday, August 31, 2026
- Distribution time: From 10:00 AM
- Distribution location: Moomin Valley Park, Hajimari entrance area
Limited to one towel per child. Available while supplies last.
Workshops on July 26 and August 2, 2026
During the campaign period, workshops using natural materials will be held at メッツァビレッジ. In addition to the bamboo lantern-making workshop that was popular last year, an indigo dyeing experience using Hanno indigo is new this year. Works created by participants will be displayed at "Tonttu Festival" held on October 3 and 4, 2026 at the same venue.
Kids Support Campaign Tickets
- Period: Friday, July 3 to Wednesday, September 30, 2026
- Price: Children (aged 4 to high school) ¥500 (tax included)
- Tickets: Available at the official online ticket site (Asoview!) and various ticket outlets / Moomin Valley Park Ticket Booth (sold from 10:00 AM until 1 hour before closing)
Details: https://metsa-hanno.com/event/45544/
U22 Pass
- Period: Friday, July 3 to Wednesday, September 30, 2026
- Eligible: Ages 18 to 22
- Price: ¥2,200 (tax included, advance sale only)
- Tickets: Available at the official online ticket site (Asoview!) and various ticket outlets
Details: https://metsa-hanno.com/event/45543/
