Ofuro Cafe Hareniva no Yu's Rooftop Transforms into a Frenzied Field for Golden Week! 'Splash Survival Game' Held for All Ages, From 3 Years Old to Adults
We support the creation of special family memories by providing an experience where adults and children alike can compete using their wits and physical strength. After getting soaked, head straight to the baths to refresh yourselves.
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- 📰 Published: April 3, 2026 at 18:00
株式会社温泉道場 (Onsen Dojo Co., Ltd.) (3-39-1 Higashikurume, Tokyo, Representative Director: Juki Yamazaki) operates the hot spring facility Ofuro Cafe Hareniva no Yu (939 Kubojima, Kumagaya City, Saitama Prefecture, hereinafter referred to as Hareniva no Yu). Hareniva no Yu will host a special Golden Week event: a water gun survival game called "Splash Survival Game" on its rooftop starting April 25, 2026.
Hareniva no Yu is an all-weather 'playable hot spring' where you can enjoy yourself for a whole day, rain or shine. This Golden Week, we've prepared a special space on the facility's rooftop for families to release their energy to their heart's content.
Water play, often restricted with "Don't get wet!", is the order of the day here. We support the creation of special family memories through an experience where adults and children alike can compete using their wits and physical strength. After getting thoroughly soaked, head straight to the baths to refresh yourselves.
**◎What is Splash Survival Game?**
A thrilling survival game where participants aim at the 'poi' (a goldfish scooping net) attached to each other's heads with water guns. We will hold the event by selecting three out of the following four battle rules:
**Flag Battle:**
A strategy-focused team battle where you compete to capture the enemy's flag.
**Annihilation Battle:**
A head-on survival battle where you shoot and eliminate all members of the opposing team's 'poi'.
**General Battle:**
A strategic battle where you protect your team leader while taking down the opposing leader.
**Battle Royale Battle:**
Everyone else is your enemy! The ultimate individual competition that continues until you are the last one standing.
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Dates: Saturday, April 25, Sunday, April 26, Wednesday, April 29 (Holiday), Saturday, May 2 to Wednesday, May 6 (Holiday, substitute holiday), 2026
Event Hours: 6 sessions per day (30 minutes each session)
11:00 AM / 12:00 PM / 1:00 PM / 2:00 PM / 3:00 PM / 4:00 PM
Fee: 300 yen per person per session
Capacity: 24 participants per session
Target Audience: 3 years old and up (adults are also welcome to participate)
Registration & Meeting Point: Rooftop Splash Survival Game Venue at Ofuro Cafe Hareniva no Yu
*No reservations required. Please gather on the rooftop at the scheduled time.
Notes:
Please bring your own change of clothes, swimwear, etc. The event may be canceled due to bad weather.
■About Ofuro Cafe Hareniva no Yu
Concept: "A Garden Where Body and Mind Bloom." Enjoy a fulfilling bath and sauna experience, meals with plenty of fresh vegetables, and relax in a lush green lounge where you can walk barefoot, spending a day where your mind and body feel completely refreshed.
939 Kubojima, Kumagaya City, Saitama Prefecture
https://ofurocafe-hareni
**About ONDO HOLDINGS Inc.**
We operate companies such as Onsen Dojo Co., Ltd., Kii Company Inc., Sakana-to Co., Ltd., and Saitama Musashi Heat Bears, aiming to create new value to "energize the region," contribute to regional revitalization, and foster human resources.
https://ondoholdings.com/
FAQ
What kind of event is the 'Splash Survival Game'?
It is a 'get-wet' survival game where participants aim at each other's 'poi' (a fish-scooping net) attached to their heads with water guns. It will be held with four types of battle formats, including team battles and individual matches.
What are the participation age range, fees, and capacity?
It is open to participants from 3 years old to adults. The fee is 300 yen per session, with a capacity of 24 people per session. No reservations are required; participants should gather at the venue at the designated time on the day.
When and where will the event be held?
The event will be held on the rooftop of Ofuro Cafe Hareniva no Yu from April 25 (Sat), 26 (Sun), and 29 (Wed, holiday), 2026, and from May 2 (Sat) to 6 (Wed, holiday, substitute holiday). There will be six sessions per day.