Reiwa Era: The History, Meaning, and Impact of Japan's Current Imperial Period
On 1 May 2019, Japan entered a new chapter of its history with the commencement of the Reiwa era. This transition marked the ascension of Emperor Naruhito, the 126th Emperor of Japan, following the abdication of his father, Emperor Emeritus Akihito. The shift from the Heisei era to Reiwa was not merely a change in the calendar, but a moment of profound national significance that captured the attention of the entire world.

The announcement of the new era name was met with widespread public interest across the nation. From office workers watching live broadcasts to crowds gathering around giant screens in major hubs like Shinjuku, the transition was a shared cultural experience for the Japanese people.


Key Facts
- Start Date: 1 May 2019
- Current Emperor: Naruhito
- Era Meaning: "Beautiful harmony"
- Source Material: The 8th-century poetry anthology, Man'yōshū
- Era Number: The 232nd official era of the Japanese calendar
The Origins and Meaning of Reiwa
The name Reiwa (令和) holds deep literary and historical roots. The kanji characters were derived from the Man'yōshū, an ancient anthology of waka (Japanese poetry) dating back to the Nara period. Specifically, the name comes from a passage in Volume 5 of the collection, which describes a poetic gathering held to view plum blossoms.

The specific excerpt used for the name refers to a "wonderful month" or "good month" (reigetsu) characterized by pleasant weather and blooming flowers. While the character "wa" (和), meaning harmony, has appeared in 19 previous era names, the character "rei" (令) is a novel addition to the imperial chronology. It had previously been proposed for an era in 1864 but was rejected by the Tokugawa shogunate.

Implementation in Modern Society
The transition to the Reiwa era required significant technical and logistical updates across various sectors of Japanese life.
Currency and Digital Standards
The Japan Mint began releasing new coins featuring the Reiwa era name in October 2019. High-circulation coins, such as the 100-yen and 500-yen denominations, were prioritized for release to ensure smooth circulation. Simultaneously, the digital world adapted; the Unicode Consortium reserved a specific code point (U+32FF) to allow the era name to be represented as a single glyph in digital text.
Major Events During the Reiwa Era
Since its inception, the Reiwa era has been defined by significant political shifts, technological milestones, and global challenges. The period has seen the leadership of several Prime Ministers, including Shinzo Abe, Yoshihide Suga, Fumio Kishida, and Shigeru Ishiba.
Notable occurrences include the global COVID-19 pandemic, which necessitated the postponement of the 2020 Tokyo Olympics, and the emergence of the Fugaku supercomputer as the world's most powerful system in 2020. The era has also been marked by significant natural disasters, such as the 2024 Noto Peninsula earthquake, and major diplomatic milestones like the 2023 G7 Hiroshima summit.
| Year | Event/Milestone |
|---|---|
| 2019 | Commencement of Reiwa era; Emperor Naruhito ascends |
| 2020 | Fugaku supercomputer declared most powerful; COVID-19 pandemic begins |
| 2021 | Tokyo Olympics held (postponed from 2020) |
| 2022 | Assassination of former Prime Minister Shinzo Abe |
| 2024 | Noto Peninsula earthquake; Nihon Hidankyo awarded Nobel Peace Prize |
| 2025 | Scheduled Osaka Expo |
Frequently Asked Questions
How do I convert a Gregorian year to the Reiwa era?
To convert a year to the Reiwa era, simply subtract 2018 from the Gregorian year. For example, the year 2024 is Reiwa 6.
What is the official meaning of the name Reiwa?
According to the Ministry of Foreign Affairs of Japan, the name translates to "beautiful harmony."
Where does the name Reiwa come from?
The name is derived from the Man'yōshū, an 8th-century collection of Japanese poetry, specifically a passage describing a beautiful month for viewing plum blossoms.
Who is the current Emperor of Japan?
The current monarch is Emperor Naruhito, who began his reign at the start of the Reiwa era on 1 May 2019.
Has the character 'Rei' been used in previous eras?
No. While the character 'wa' is common in era names, the character 'rei' has never appeared in a designated Japanese era name before Reiwa.