Background & Origins
A Celebration of Nature
“Greenery Day (みどりの日)” is a Japanese holiday on May 4th.
It honors nature and the environment, originally linked to 昭和天皇 – Emperor Shōwa’s love of plants.
It was officially moved to May 4th and named “Greenery Day” in 2007.
It’s part of Golden Week, a long holiday period in Japan.

What do people do on this day?
Greenery Day as Part of Golden Week
Many people spend the day as part of Golden Week—traveling, relaxing, or enjoying time with family and friends.
Others take the chance to connect with nature by visiting parks, hiking, or joining eco-events.
Some museums and zoos offer free entry.

Conclusion 🌼
Midori no Hi intertwines reverence for nature with the kinetic energy of Golden Week. Whether you’re tree‑planting in Hokkaidō or kayaking through mangroves in Amami, May 4th invites locals and visitors alike to celebrate Japan’s living green heritage—and to ponder the future landscape we’ll leave the next generation.
Happy Greenery Day from the gokigen japanese team!