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Suwa, Nagano (長野県諏訪市)

Good Luck Flag

In its own language: 寄せ書き日の丸 (yosegaki hinomaru)

from Japanese hinomaru, meaning circular sun, and yosegaki, meaning collection of writing

A Japanese national flag signed by loved ones to wish a soldier safety and victory.

Living

Photo: takato marui, CC BY-SA 2.0, via Wikimedia Commons

The Good Luck Flag is a traditional gift presented to Japanese servicemen before deployment. Friends and family write messages on the banner to offer communal support and blessings for the soldier's journey.

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  • Text radiates from the red circle like sun rays.
  • Practice began around the First Sino-Japanese War.
  • American soldiers often took them as souvenirs.
  • The OBON Society helps return flags to families.
  • Used today for sports teams and disaster support.

What it is

The Good Luck Flag serves as a personal talisman for Japanese soldiers. It consists of the national banner covered in handwritten notes from relatives and friends. The text usually radiates outward from the central red circle, mimicking sunlight. This visual arrangement reinforces the connection between the bearer and their home community. The object acts as a physical reminder of collective hopes for survival and success during dangerous missions.

Where it comes from

The practice likely began during the First Sino-Japanese War around 1894. Signed flags became standard possessions alongside other protective items like the thousand stitch belt. While rare before 1931, the custom expanded significantly during the Second Sino-Japanese War and World War II. The tradition draws upon older feudal warrior codes that emphasized duty and honor above personal safety.

How it is done

Community members gather to sign the banner using ink and brushes. Names and short wishes are written vertically around the red center. Messages often include phrases wishing for long-lasting military fortune. If space runs out, writers fill the white background completely. Some banners feature small drawings of tigers or caricatures to add personality to the gift.

Tools and materials

The primary tool is the national flag itself, typically made of silk or synthetic fabric. Writers use black ink and calligraphy brushes to apply the text. The layout follows a specific pattern, with signatures fanning out from the middle. Additional decorations might include images of animals or bold slogans placed along the edges.

Good Luck Flag, drawn and placed

Emblem white and red, with the eye shape. Drawn from this page, not a photograph.
  1. Living
  2. Revived
  3. Fading
  4. Historical
  5. Legendary
  6. Performed
Standing: Living Practised today by communities who hold it as their own. This says whether people still do it, not whether it works.
An eye: in this guide it stands for protection against envy and the evil eye, a belief found from the Mediterranean to South Asia.
Lineage
Japanese folk tradition
Timing
before military deployment or send-off parties
Where it sits The tradition it belongs to, and when it is done.

What it is for

The flag provides emotional strength to the recipient far from home. It symbolizes the combined prayers of the community for the soldier's safe return. In some cases, it also serves as a funeral substitute when a soldier leaves behind hair or nails for burial rites. The object reminds the bearer of their obligations to country and family.

Who does it

Ordinary citizens create these items for departing servicemen. Neighbors, coworkers, and family members contribute their signatures. The process requires no special training, only a desire to offer support. Historically, this was a domestic activity performed by households preparing for war.

Peoples and places

The tradition originated in Japan and spread through its military forces. During World War II, many flags ended up in the hands of American soldiers as battlefield souvenirs. These items were sometimes traded or kept as trophies. Today, the practice remains active within Japan for various civilian send-offs.

At a glance: who, where and when

What people believe

The custom reflects the cultural value of self-sacrifice prevalent during wartime. Soldiers were expected to view death in service as an honorable outcome. The flag represents a bond that transcends physical distance, linking the warrior to his ancestors and descendants through shared ritual.

When it is done

Flags are traditionally given before induction into the armed forces or prior to overseas deployment. Modern usage extends to graduation ceremonies, retirement parties, and farewell events for colleagues. The practice also appears after natural disasters to show solidarity with affected communities.

How scholars and sceptics see it

Historians note the transition of feudal warrior ethics into twentieth-century military culture. Anthropologists study the object as a symbol of communal identity and pressure. Accounts from veterans describe the complex emotions surrounding the acquisition and retention of these banners.

Cautions and what is closed

The practice is tied to a period of intense militarism and state-sponsored sacrifice. Many surviving examples are held abroad as contested artifacts. The OBON Society works to identify owners and facilitate the return of these items to Japan, viewing repatriation as a gesture of reconciliation.

Compare and confuse

The Good Luck Flag shares similarities with the senninbari, or thousand stitch belt. Both objects serve as protective amulets created by community members. Unlike the headband worn for focus, the flag is a larger textile meant for display or storage.

Questions people ask about Good Luck Flag

What is a Good Luck Flag?

It is a Japanese national banner signed by friends and family to wish a soldier safety and victory before deployment.

Where does the tradition come from?

The custom likely started during the First Sino-Japanese War in 1894 and became widespread during World War II.

Why do American veterans have these flags?

Many U.S. servicemen took them as souvenirs from the Pacific theater during World War II, often trading or keeping them.

Are these flags still used today?

Yes, they are given at send-off parties, for athletes, and to show support after natural disasters in modern Japan.

Good reading and sources

Where this page comes from

The facts on this page come from the Wikipedia article "Good Luck Flag", written by its contributors and used under the CC BY-SA 4.0 licence, and from its Wikidata record (CC0). EveryJaadu rewrote the text in its own words, with AI assistance, and compares every page with the article to make sure no passage is copied. It may be reused under the same CC BY-SA 4.0 licence with a link back.

It may contain mistakes. Names and customs differ from one community to the next, and some knowledge is closed to outsiders and left out here. This page describes belief and practice. It does not say that any of it works, it is not a how-to, and it is not medical advice. If something is wrong, tell us. Last refreshed 2026-10-06.

Photo credits on this page

The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.

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