Firefighter Daigo

, or Firefighter Daigo for short, is a Japanese manga series written and illustrated by Masahito Soda. It was serialized in Shogakukan's shōnen manga magazine Weekly Shōnen Sunday from September 1995 to June 1999, with its chapters collected in 20 tankōbon volumes. The manga has been licensed in North America by Viz Media, and won the 42nd Shogakukan Manga Award in the shōnen category in 1996.

A sequel titled started in Kodansha's Monthly Shōnen Magazine in October 2020.

The manga received the following media adaptations:
 * An animated film titled was produced by Sunrise and released on July 27, 1999.
 * A live-action TV drama series titled aired on Fuji TV on Tuesdays from January 6 to March 16, 2004.
 * A TV anime series based on the Orange Salvation manga, produced by Brain's Base, is set to premiere in Fall 2023.

Plot
As a child, Daigo Asahina's life was saved by a fireman. He grew up and never forgot the brave, nameless man who rescued and inspired him to become a firefighter himself. Now as a firefighter in training at Medaka-Ga-Hama Fire Station in Sengoku City, Daigo must grow up quickly, learn the ropes, and find out if he truly has what it takes to become a heroic fireman.