A Japanese national holiday celebrated on May 4 during Golden Week, dedicated to appreciating nature and the blessings of the natural environment.
English Term: Greenery Day
Japanese (Kanji): みどりの日
Hiragana: みどりのひ
Romaji: Midori no Hi
A Japanese national holiday celebrated on May 4 during Golden Week, dedicated to appreciating nature and the blessings of the natural environment.
Greenery Day（みどりの日 / Midori no Hi） is a national holiday in Japan observed on May 4.
The purpose of the holiday is to encourage people to appreciate nature and the environment.
The name reflects the Japanese word midori (みどり), which refers to fresh greenery such as young leaves, plants, and forests in spring.
Because the holiday occurs during Golden Week, a period when many people travel or spend time outdoors, it naturally aligns with activities that involve enjoying nature.
Greenery Day is connected historically to the birthday of Emperor Shōwa, who had a strong interest in nature and biology.
After his death in 1989, April 29 was originally renamed Greenery Day to honor his interest in the natural world.
Later reforms to Japan's holiday calendar moved Greenery Day to May 4, while April 29 became Showa Day（昭和の日）.
Today, Greenery Day functions primarily as a moment during Golden Week when people are encouraged to appreciate nature.
Common activities include:
Greenery Day sits in the middle of Golden Week, a sequence of national holidays that occur from late April to early May.
The holiday sequence typically includes:
Because these holidays occur close together, many people take extended vacations during this period.
Greenery Day therefore often becomes a day spent outdoors during spring travel.
While Greenery Day itself rarely appears directly in anime stories, the Golden Week vacation period often appears as a time when characters enjoy nature or travel.
Typical scenes include:
Series such as Laid-Back Camp and Non Non Biyori often portray the quiet enjoyment of nature that reflects the spirit of Greenery Day. These stories emphasize calm outdoor experiences and seasonal scenery.
Greenery Day reflects an important aspect of Japanese culture: the connection between daily life and the natural environment.
Seasonal awareness has long played a central role in Japanese art, literature, and social customs.
By dedicating a national holiday to appreciating nature, Japan reinforces the idea that natural beauty should be recognized and protected.
For viewers of anime, many peaceful outdoor scenes during spring vacations capture the same spirit of enjoying nature and seasonal change.
→ Golden Week（ゴールデンウィーク） — A sequence of Japanese national holidays in late April and early May
→ Showa Day（昭和の日） — A Japanese national holiday on April 29 celebrating the Showa era
→ Constitution Memorial Day（憲法記念日） — A Japanese national holiday on May 3
→ Children's Day（こどもの日） — A Japanese national holiday on May 5 celebrating children