つとに
つ
と
に
Meanings
1
for a long time; since long ago; from childhood
usually written using kana alone
Describes something that has been the case or known for a long time, often from early on. Can imply a deep-seated or long-held state.
His talent has been known for a long time.
I have long been advocating the importance of health.
2
bright and early; early in the morning
usually written using kana alone
Used to emphasize doing something very early in the morning, often with a sense of diligence or eagerness. Somewhat literary.
I got up bright and early and went for a walk.