hikarikōgaku
1. photonics; optical engineering
Noun
1. photonics; optical engineering
1. to shine; to glitter
1. faculty of engineering; school of engineering
1. corona
2. coronavirus
3. COVID-19
1. optical character recognition; OCR
1. engineering
1. to shine; to glitter
1. optics
1. fluorescent lamp; fluorescent light
2. person who is slow to react; someone slow on the uptake
1. large sum (of money); large amount
2. large denomination (banknote, etc.)