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Onam in Japan

Date: 26 August 2026

Introduction

Onam in Japan is celebrated by the Malayali and Kerala expatriate communities with traditional Onasadya feasts, Pookalam floral decorations, Thiruvathira dance performances, and cultural stage programs. Cities like Tokyo, Osaka, and Yokohama host gatherings that help preserve Kerala’s harvest festival traditions abroad.

History

Onam commemorates the annual homecoming of the legendary King Mahabali, whose reign symbolized prosperity, equality, and harmony. Lord Vishnu in his Vamana avatar granted Mahabali permission to visit his people once every year during Thiruvonam. In Japan, Onam serves as a cultural anchor for the Malayali diaspora.

Rituals

  • Create traditional Pookalam (floral rangoli) designs from Atham to Thiruvonam.
  • Prepare and enjoy the elaborate vegetarian Onasadya featuring avial, sambar, olan, thoran, pachadi, and payasam.
  • Wear traditional Kerala attire such as kasavu saree and mundu during celebrations.
  • Organize Thiruvathira dance performances and cultural stage programs.
  • Host community gatherings featuring traditional games and family-friendly competitions.

Events

  • Atham (Start of Onam):

    Marks the beginning of the 10-day Onam festival and the start of daily Pookalam decorations.

    17 August 2026 6:00 AM JST - 17 August 2026 6:00 PM JST

  • Uthradam (First Onam Day):

    Preparations for the grand Onasadya and Thiruvonam celebrations intensify across homes and community halls.

    25 August 2026 6:00 AM JST - 25 August 2026 6:15 PM JST

  • Thiruvonam (Main Onam Day):

    The most important day celebrating King Mahabali’s homecoming with Onasadya feasts and cultural festivities.

    26 August 2026 6:00 AM JST - 26 August 2026 7:30 PM JST

Major Cities

Tokyo

Tokyo hosts Onam celebrations with traditional Onasadya feasts, Pookalam competitions, Thiruvathira dance performances, and cultural stage programs organized by Malayali associations.

Osaka

Osaka celebrates Onam with community feasts, Pookalam displays, and traditional dance performances.

Yokohama

Yokohama hosts Onam gatherings featuring Kerala cuisine, cultural programs, and family activities.

Nagoya

Nagoya organizes Onam events with Onasadya feasts, cultural stage shows, and Pookalam displays.

Fukuoka

Fukuoka celebrates Onam with community feasts, traditional performances, and festive gatherings.

FAQ

When is Thiruvonam in 2026 in Japan?

Thiruvonam, the main day of Onam, will be celebrated on August 26, 2026, in Japan.

When does Onam 2026 start in Japan?

Onam 2026 begins on August 17, 2026 (Atham) and concludes with Thiruvonam on August 26, 2026.

How is Onam celebrated in Japan?

In Japan, Onam is celebrated with Pookalam floral decorations, traditional Onasadya feasts, Thiruvathira dance performances, and cultural programs organized by Malayali associations.