Lizzardfish (Saurida (gracilis or nebulosa) マダラエソ or ウチウミマダラエソ
I think that this is a Slender Lizzardfish. The Nebulous Lizzardfish has pectoral fins that are a slightly shorter. Amami 2018
Same picture as above cropped to the head. Amami 2018
Lizzardfish – マダラエソ – ウチウミマダラエソ
