零点

N2 点々 tenten here and there, little by little N2 満点 manten perfect score N3 欠点 ketten weak point, defect, flaw N3 要点 youten main point, gist, essence N3 視点 shiten opinion, point of view, visual point N4 点く tsuku turn on, light up N4 点 ten point, mark, score, grade N5 交差点 kousaten intersection, crossing N5 零 rei zero

N2 零 rei / zero, kobo.su, kobo.reru zero, spill, overflow N3 点 ten / tsu.keru, tsu.ku, ta.teru, sa.su, tobo.su, tomo.su, bochi spot, point, mark