
1) Asian international brand 2) Asian brand 3) Audio equipment brand 4) Audio equipment manufacturer 5) Big Japanese brand 6) Big Asian brand 7) Blaupunkt rival 8) Bluetooth speaker maker 9) Bose competitor 10) Brand of stereo 11) Bygone audio brand 12) Bygone Japanese audio brand 13) Car stereo maker
Found on
https://www.crosswordclues.com/clue/aiwa

Aiwa was British army Second World War north African campaign slang for yes.
Found on
http://www.probertencyclopaedia.com/browse/ZA.HTM
No exact match found.