noun, noun which may take the genitive case particle 'no'
minimal amount; very small quantity
Used to describe an extremely small amount, often in formal or technical contexts. Can be used as a noun or with の to modify another noun.
この薬は極少の量で効果がある。
This medicine is effective in minimal amounts.
極少の差で勝負が決まった。
The match was decided by a very small margin.