()(まる)

ひのまる
noun
Hinomaru (Japanese national flag); rising sun flag
1. the Hinomaru; the Japanese national flag
The national flag of Japan, featuring a red circle on a white background. The red circle represents the sun.
()(まる)(かぜ)()れている。
The Hinomaru is swaying in the wind.
オリンピックで()(まる)(かか)げられた。
The Hinomaru was raised at the Olympics.
()(まる)(しろ)(あか)日本(にほん)象徴(しょうちょう)する(いろ)だ。
The white and red of the Hinomaru are colors that symbolize Japan.

()(まる) is the common everyday name for Japan's national flag, a red disc on a white background representing the sun. The name literally means "circle of the sun" — from () (sun) + の + (まる) (circle).

FORMAL NAME:
The official name is 日章旗(にっしょうき) (Flag of the Sun). ()(まる) is the informal name used in daily conversation.

CULTURAL NOTE:
The Hinomaru has been used as a symbol of Japan for centuries. It was officially designated as the national flag in 1999 by the Act on National Flag and Anthem.