# Treasure Stone Park, Japan: what it is and when to go > Treasure Stone Park is a visitor attraction (宝石探し トレジャーストーンパーク) in Japan. Interests: With kids. The best time to visit is February to May and October to November. In June there are 14 h 32 of daylight, and in December, 9 h 28. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/asia/japon/treasure-stone-park/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Activity · With kids - **Local name:** 宝石探し トレジャーストーンパーク - **Where:** Japan - **Best time:** February to May and October to November. - **Nearest airport:** NRT Narita, 146 km as the crow flies - **Opening hours:** Mo-Su 10:00-16:00 - **Coordinates:** 37.04972, 140.03093 ## What it is and where Treasure Stone Park is a visitor attraction (宝石探し トレジャーストーンパーク) in Japan. Its coordinates are 37.04972, 140.03093; the nearest main airport is Narita International Airport (NRT, Narita), 146 km as the crow flies. How to get around Japan (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/japon/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=37.049717%2C140.030932) - [Directions](https://www.google.com/maps/dir/?api=1&destination=37.049717%2C140.030932) It is one of the [With kids](https://kokai.app/en/paises/asia/japon/familia/) places in Japan. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit Treasure Stone Park is **February to May and October to November**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 9 h 43 | | February | Best time | 10 h 38 | | March | Best time | 11 h 43 | | April | Best time | 12 h 58 | | May | Best time | 13 h 59 | | June | Possible | 14 h 32 | | July | Possible | 14 h 18 | | August | Possible | 13 h 25 | | September | Possible | 12 h 13 | | October | Best time | 11 h 01 | | November | Best time | 9 h 58 | | December | Possible | 9 h 28 | In June there are 14 h 32 of daylight, and in December, 9 h 28. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. When to go to Japan in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/japon/#cuando-ir). ## Before you go to Japan To enter Japan there are 10 things to sort out before you leave, starting with “A valid passport covering your whole stay”: they are all, with their deadlines, in [the Japan checklist](https://kokai.app/en/paises/asia/japon/#antes-de-salir). Currency: Japanese yen (JPY); plugs: Type A and B · 100 V · 50/60 Hz (you need an adapter); emergencies: 110 police · 119 ambulance and fire. In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [Nasu No Megumi Mekke](https://kokai.app/en/paises/asia/japon/nasu-no-megumi-mekke/): With kids · 1.7 km - [Cannabis Museum](https://kokai.app/en/paises/asia/japon/museo-de-cannabis-japon/): Japanese museum · 3.2 km - [Nasu Imperial Villa](https://kokai.app/en/paises/asia/japon/nasu-imperial-villa/): Japanese imperial villa · 4.3 km - [Konbairo no Yu Foot Bath](https://kokai.app/en/paises/asia/japon/konbairo-no-yu-foot-bath/): Hot spring bath · 6.0 km - [Mt.jeansNasu](https://kokai.app/en/paises/asia/japon/mt-jeansnasu/): Nature · 8.8 km Distances are as the crow flies. Everything else is in [the Japan guide](https://kokai.app/en/paises/asia/japon/). ## More in Japan: With kids - [Tokyo Disneyland](https://kokai.app/en/paises/asia/japon/tokyo-disneyland/): theme park in Japan, owned by The Oriental Land Company - [Universal Studios Japan](https://kokai.app/en/paises/asia/japon/universal-studios-japan/): theme park in Osaka, Japan - [Ueno Zoo](https://kokai.app/en/paises/asia/japon/zoologico-imperial-de-ueno/): zoo in Tokyo, Japan - [Okinawa Churaumi Aquarium](https://kokai.app/en/paises/asia/japon/acuario-churaumi-de-okinawa/): aquarium in Okinawa, Japan - [Osaka Aquarium Kaiyukan](https://kokai.app/en/paises/asia/japon/acuario-de-osaka-kaiyukan/): aquarium in Osaka, Japan - [Jigokudani Monkey Park](https://kokai.app/en/paises/asia/japon/jigokudani-monkey-park/): hot springs area with large population of wild snow monkeys Every Japan place under With kids, each with its season, is on [its page](https://kokai.app/en/paises/asia/japon/familia/). ## Frequently asked questions ### What is Treasure Stone Park? It is a visitor attraction (宝石探し トレジャーストーンパーク in the local language) in Japan. ### When is the best time to visit Treasure Stone Park? February to May and October to November. In June there are 14 h 32 of daylight, and in December, 9 h 28. ### How do you get to Treasure Stone Park? The nearest main airport is Narita International Airport (NRT), 146 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=37.049717%2C140.030932) opens the route on the map, and how to get around Japan is explained in [its country guide](https://kokai.app/en/paises/asia/japon/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the Japan map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [Nasu No Megumi Mekke](https://kokai.app/en/paises/asia/japon/nasu-no-megumi-mekke/), [Cannabis Museum](https://kokai.app/en/paises/asia/japon/museo-de-cannabis-japon/), [Nasu Imperial Villa](https://kokai.app/en/paises/asia/japon/nasu-imperial-villa/). The rest is in [the Japan guide](https://kokai.app/en/paises/asia/japon/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/634578906), licensed under the ODbL. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).