noun
test kit; diagnostic kit
A kit used for medical or scientific testing, such as a COVID-19 test kit or a home pregnancy test.
薬局で新型コロナウイルスの検査キットを買った。
I bought a COVID-19 test kit at the pharmacy.
Compound of 検査 (kensa, 'test, inspection') and キット (kitto, from English 'kit').