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Kumamoto Prefecture · Kyushu

Michi-no-Eki Mizube Plaza Kamoto (道の駅水辺プラザかもと)

道の駅水辺プラザかもと

A waterside roadside station in Yamaga where you can combine a shallow river, lawns, hot springs, and shopping in a rice-growing area.

Updated 2026-10-02Michi-no-Eki Journal Read in Japanese

Illustrative image — not an on-site photograph

Location

Yamaga City

Road

National Route 325

Hours

09:00–22:00

General guide for the roadside station: market 9:00–19:00; hot spring 9:00–22:00, with reception until 21:00. The restaurant, bakery, and activity desk have their own hours.

Parking

Cars: 275 / Large vehicles: 5

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How to enjoy

Choose how to enjoy your visit

Eat, shop, play, take in the view or rest. Choose from the station’s strengths to suit your day.

Where families begin

Mizube no Mori Park and playground

On a fine day, play outside first. See the shallow river, paths, and playground before returning for food or a soak.

Where to eat

Mamma, Campagne, and Pianta

Choose Mamma for a full meal, or rice-flour bread or ice cream for a shorter stop, depending on how hungry everyone is.

Take-home shopping

Rice, watermelon, melon, chestnuts, and kuri-dake dango

Local Kamoto produce and processed foods are the focus. Visit the market early for seasonal items.

Rain or intense heat

Market, bread, hot spring, and Yachiyoza

Keep outdoor play short and focus on shopping and the hot spring. You can also extend the trip into the Yamaga hot-spring district.

If you have half a day

Play on site or go to Ipponmatsu Park or the Yamaga hot-spring district

Water play and a hot spring can fill the time on site. Add Ipponmatsu Park for more play, or Yachiyoza and the lantern museum for culture.

Highlights

Michi-no-Eki Mizube Plaza Kamoto, on National Route 325, makes it easy for families to combine shopping, eating, play, and a hot-spring break. Browse Kamoto rice, watermelon, melon, chestnuts, and rice-flour bread at the market, then pause for a meal at Mamma or sweets at Pianta. On fine days, head to Mizube no Mori Park, canoeing, or the lawn; after working up a sweat, return to natural hot spring Yukari. In rain or intense heat, switch to shopping, bread, and bathing, or drive to the nearby Yamaga hot-spring district and Yachiyoza.

#Mizube no Mori Park
#Natural hot spring Yukari
#Mamma country-style hospitality restaurant
#Rice-flour bread
#Kuri-dake dango (chestnut dumplings)
#Canoeing
#Yamaga drive

Practical information

Registration number: 熊本-28
Prefecture: Kumamoto Prefecture
Municipality: Yamaga City
Road: National Route 325
Telephone: 0968-46-1126
Closed days: Irregular closures (four times a year) and January 1. Some facilities, including the restaurant, are listed as closed on Thursdays.
Station stamp: Available

Address

1257 Kajiya, Kamoto-machi, Yamaga City, Kumamoto Prefecture (熊本県山鹿市鹿本町梶屋1257)

Facilities

Toilets
Parking
Produce market
Restaurant
Bakery
Ice cream and sweets
Natural hot spring
Accommodation
Private baths
Rest room
Mizube no Mori Park
Playground

4 more facilities listed.

External links

Visit the official website (Japanese)Background information (Japanese)yamaga-tanbou.jp (Japanese guide)kao-kodainomori.com (Japanese guide)kofunkan.pref.kumamoto.jp (Japanese guide)yamaga-tanbou.jp (Japanese guide)www.qsr.mlit.go.jp (Japanese guide)www.navitime.co.jp (Japanese guide)mizube-plaza.co.jp (Japanese guide)mizube-plaza.co.jp (Japanese guide)mizube-plaza.co.jp (Japanese guide)mizube-plaza.co.jp (Japanese guide)yamaga-tanbou.jp (Japanese guide)yamaga-tanbou.jp (Japanese guide)

Hiyori’s Kamoto notes

An easy place to plan play, food, and a calming soak in that order.

Hiyori Hozumi sees Mizube Plaza Kamoto as a place to let children get moving first. Start at the waterside and playground, pause for a meal or bread, and finish at the hot spring. On rainy days, switch outdoor play for the produce market, bakery, Yukari, and Yachiyoza. These alternatives make a family plan less likely to unravel.

Whether the family plays by the water or heads for the hot spring in the rain, Kamoto makes it easy to keep the route short.

Why I like it

Reasons to stop here

Let children play without leaving the roadside-station grounds

Mizube no Mori Park, a shallow river, playground, and lawn are right beside the station. Children can move around during a long drive while adults shop or rest at the hot spring on the same site.

Follow waterside play with a hot-spring soak

Natural hot spring Yukari is on the second floor of the main building. After river play, canoeing, or time on the lawn, you can wash off sweat before a summer drive home.

Enjoy Kamoto rice and fruit here or take them home

The market focuses on rice, watermelon, melon, chestnuts, seasonal fruit, and Kumamoto sweets and processed foods. Add rice-flour bread from Campagne bakery and seasonal kuri-dake dango, a Yamaga chestnut dumpling, to take a taste of Kamoto home.

Events change how the lawn is used

The flea market is generally on the third Saturday and Sunday of each month; the Great Cherry Blossom Festival and summer-vacation activities also bring the square and atrium to life. Plan differently for an event day and a quiet hot-spring stop.

A useful stop before or after the Yamaga hot-spring district

Yachiyoza, the Yamaga Lantern Folk Art Museum, and Sakurayu are roughly 15–20 minutes away by car. Let children play at the station before the hot-spring district, or return for shopping and a soak after a cultural visit.

Route idea

Ways to plan your stop

Spend your time at the station or add somewhere nearby. These ideas help you plan around your companions and the weather.

Families with children age 2 and over; summer drives in Yamaga

A half-day by the water, ending at the hot spring

After parking, sort out toilets and a change of clothes, then head to Mizube no Mori Park or the playground. Refuel at Mamma or the bakery after play, and wash off sweat at Yukari before leaving. You can make a satisfying visit entirely on site.

Parking → toilets → Mizube no Mori Park → meal or bread → natural hot spring Yukari → market

River play depends on weather and water level. Keep spare clothes, towels, and a bag for wet shoes in the car.

While traveling on National Route 325; breaks from Kumamoto City or the Kikusui Interchange direction

Shopping and a short break

With 30–45 minutes, browse rice, fruit, and processed foods at the market and pick up rice-flour bread or ice cream. Even without outdoor play, you can shop for something characteristic of Kamoto.

Parking → market → Campagne bakery → toilets → departure

Seasonal items can sell out or vary with deliveries. Expect fewer shopping choices toward evening.

Families with young children, grandparents, or visits during intense heat or rain

Choose indoor stops and a hot spring on rainy days

Skip the river and lawn if conditions are uncomfortable; spend time at the market, bakery, hot spring, and rest room. With more time, Yachiyoza and the Yamaga Lantern Folk Art Museum make an indoor-focused cultural detour.

Market → Mamma or bread → Yukari → Yachiyoza and lantern museum

The hot spring and restaurant have different hours. Decide the order of food and bathing in advance on days without outdoor play to reduce waiting.

Ages 4–6, elementary school children, and active families

Add another outdoor play stop

If the station’s waterside is not enough, drive to Ipponmatsu Park. Its roller slide, grass sledding, stone windmills, and hilltop setting offer different outdoor play.

Roadside station → Ipponmatsu Park → station hot spring or drive home

Watch the sun in summer and event or parking crowds in spring and autumn. Save the hot spring for last to make the return drive easier.

Adult travelers, grandparents, and elementary school children and older

Extend the trip to seasonal flowers and Yamaga culture

See lotus flowers at Kao Kodai no Mori in early summer or cherry blossoms in spring; Yachiyoza and the lantern museum offer year-round options. Combine one Yamaga nature or cultural stop with shopping and a hot spring at the station.

Roadside station → Kao Kodai no Mori or Yamaga hot-spring district → return to the station to shop

Lotus flowers are easier to see in the morning. Yachiyoza access varies with performances and tours; plan around the destination’s open days.

Family

Visiting with children

Stars show the editorial recommendation for each age group on a five-point scale. Read the reasons alongside each rating.

Age 1 and under

★★★☆☆

Suitable for a short shopping trip and hot-spring break.

The waterside and lawn are appealing, but heat and uneven ground need attention when carrying a baby or using a stroller. Prioritize indoor areas, the rest room, and an easy return to the car.

Ages 2–3

★★★★☆

Easy to fit in brief play in the shallows and playground.

Children this age need close watching at Mizube no Mori Park, but play areas, toilets, food, and the hot spring are close together. Plan for a change of clothes.

Ages 4–6

★★★★★

Combine the river, playground, ice cream, and hot spring in one outing.

Play in the water and on the equipment, refuel at Mamma or with rice-flour bread, then finish at Yukari. You may have energy left for Ipponmatsu Park.

Elementary school age

★★★★★

Canoeing, bicycle rental, and camping broaden the choices.

When the season and opening days line up, canoeing and cycling make memorable activities. Add the Yamaga hot-spring district, Yachiyoza, or Kao Kodai no Mori for a half-day with something to learn.

Rest

Ideas for a restful stop

1
Start with a quick stop at the market and toilets
After parking, check current crowding indoors and look at meal times. That makes it easier to meet up again if some people play outside while others rest.
2
Visit the hot spring before evening
Yukari stays open into the evening, but bathing while it is still light leaves more time for meals, shopping, and the drive home.
3
Group cultural visits in the Yamaga hot-spring district
Yachiyoza and the lantern museum are close together and make practical alternatives to water play on rainy or hot days.

Event

Make an event part of your visit

Permanent spaces and dated events are listed separately. Events can change both the atmosphere and crowds; use the official links for details.

Checking event dates.

Spaces used for events

Flea market

Usually held on the lawn on the third Saturday and Sunday of each month. Rain can cancel it and dates may change, so check official announcements if the market is your reason for visiting.

Great Cherry Blossom Festival and spring blossom season

Cherry blossoms and events on the grounds change the feel of a spring visit. It is a good season to pair a waterside walk with shopping.

Summer vacation waterside activities and summer events

Water play, canoeing, and shaved ice add to the appeal for children in summer. Keep sun protection and a change of clothes in the car.

Seasonal hot-spring and market offerings

Winter solstice hot-spring events, autumn kuri-dake dango (chestnut dumplings), and seasonal fruit change the reasons to shop and bathe through the year.

Local feel

Reasons to return

Practical ideas and things to consider when spending time here.

Waterside play lives up to the station’s name

Both the facility and tourism guides describe the shallow river, Mizube no Mori Park, canoeing, and cycling. Visitor accounts suggest that areas busy with children and quieter riverside spots can be distinct; choose a place to suit your group and its ages.

Source: Official facility guide, Yamaga Tanbou Navi, and patterns in visitor accounts

A hot spring after water play makes family visits easier

Yukari is a natural hot spring inside the main building, with a rest room and light meals. After getting wet or sweaty by the river, you can freshen up before heading home.

Source: Official facility guide

Beyond Mamma: bread and sweets are meal alternatives

The restaurant centers on a buffet using local ingredients, but hours and closing days differ by facility. Rice-flour bread, ice cream, and hot-spring snacks give you other ways to plan a holiday lunch.

Source: Official facility guide and patterns in dining reviews

Kamoto produce and seasonal sweets stand out in the market

Official information covers rice, watermelon, melon, chestnuts, seasonal fruit, and sweets from Kumamoto Prefecture. In autumn, kuri-dake dango (chestnut dumplings) takes a turn in the spotlight; in summer, fruit and chilled sweets do.

Source: Official facility guide and official blog

Allow more time and consider parking on event days

The flea market is generally on the third Saturday and Sunday; the Great Cherry Blossom Festival comes in spring and Summer Week in summer. Events in the square and atrium make for a livelier visit than a quiet hot-spring stop.

Source: Official event information

Pair with the Yamaga hot-spring district on rainy days

When outdoor play at the station is difficult, drive into the Yamaga hot-spring district for Yachiyoza and the Yamaga Lantern Folk Art Museum, both more indoor-focused stops. For school-age children and adults, these add Yamaga culture to a waterside trip.

Source: Yamaga Tanbou Navi and official Yachiyoza information

With a dog, choose a riverside spot according to the crowds

Visitor accounts describe choosing between shallows busy with children and quieter riverbank a little farther away. With a dog, avoid the crowded central area; keep it on a lead and check the footing and water level for a short visit.

Source: Patterns in dog-owner visitor accounts

Before your visit

Things to check before setting out

Opening and closure days, individual businesses and facilities for children or dogs can affect your plans.

For water-play days, keep towels, spare clothes, a bag for wet items, and sandals in the car.
River play and canoeing depend on weather, water level, and operating days. Even in summer, follow information posted on site that day.
The restaurant, bakery, hot spring, and activity desk have different hours. If eating is the main purpose, plan the order first.
The lawn is lively on flea-market and summer-event days. Visit at another time of day if you want a quieter rest.
Fruit and seasonal sweets are easier to choose in the morning. Bring a way to keep them cool on a long drive home.
If you continue to Ipponmatsu Park, leave the hot spring until last for a more relaxed drive home.

Food

Eating and shopping

Specialities, places to eat, sweets and bakeries can all give you a reason to stop. Check individual menus for current prices and availability.

Meal
Mamma country-style hospitality restaurant
Buffet price guide: adults ¥1,700; seniors ¥1,600; elementary school children ¥1,100; children age 3 and over ¥800
Bread
Rice-flour bread from Campagne bakery
Bread made with rice flour from Kamoto-machi rice. Visit early before it sells out.
Seasonal sweet
Kuri-dake dango (chestnut dumplings)
A seasonal sweet made with Yamaga chestnuts. Look for it at the market in autumn.
Sweets
Pianta ice cream and soft serve
10:00–16:00 on weekdays and weekends; hours are a guide. A good break after water play.
Direct sales
Kamoto rice, watermelon, melon, chestnuts, and seasonal fruit
The selection changes with the seasons. Consider cooling supplies and how long the drive home will take.

Food mood

What would you like to eat?

A meal, a sweet treat, market shopping or something to take away: choose a focus for the day instead of trying everything at once.

Before water play

Rice-flour bread, ice cream, drinks, and a little shopping

A small snack before outdoor play, without getting too full.

Make lunch the main event

Mamma buffet

For a leisurely meal with local ingredients. The restaurant is listed as closed on Thursdays and hours may change; check official information when coming primarily to eat.

Shop to take home