| Name | Nisshōki[1] or Hinomaru[2] |
|---|---|
| Use | Civil and state flag and ensign |
| Proportion | 2:3[1] |
| Adopted | February 27, 1870 (January 27, Meiji 3) (as the civil ensign by Proclamation No. 57) ; August 13, 1999 (Heisei 11) |
| Design | A red sun-disc centered on a white field |
| Variant flag of Japan | |
| Use | Naval ensign |
| Proportion | 2:3[3] |
| Adopted | Originally introduced on October 7, 1889; Re-adopted on June 30, 1954 |
| Design | White with a red disc slightly to the hoist with 16 rays extending from the disc to the edges of the flag. |