'A young photographer whose eye, and lens, caught both the public grandeur and intimate minutia of The Beatles' Japanese visit.'
- Allan Kozinn, music critic and author
Asai has won awards from the Tokyo Art Directors Club and the Tokyo Copywriter's Club. His work is regularly featured by Canon, and he has created award-winning movie posters, for films such as Parco.
In 1991, Asai opened a gallery for his work, the Seaside Museum in Chiba, and continues to work on various artistic projects, most recently combining his photos with Haiku poetry. As well as photography, Asai has also branched out into filmmaking, (writing, directing and filming Kidnapping Blues in 1982) and has made numerous Japanese TV appearances.