The word Asahi means "morning sun" in Japanese and it is found in various company names:

• Asahi Kōgaku Kōgyō that became Pentax in 2002
• Asahi Bussan, a camera distributor and manufacturer in the mid-1930s
• Asahi Kōgaku Kōgyō, new name of Asahi Bussan's manufacturing facilities after it was absorbed by Riken
• Asahi Musen and Asahi Seimitsu, successors of Asahi Kōgaku Kōgyō, subsidiaries of Riken
• Asahi Shashin Kōgyō, a film maker in the 1930s
• Asahi Shōten, a distributor in the late 1940s
• Asahi Shinbunsha, publisher of
  • Asahi Camera
  • Asahi Graph