一飛 is read as いちひ (ichihi) and means first fly.
いちひ
ichihi
いっそくとび
(at) one bound
ひととび
(at) once
おととい
day before yesterday
いっさくねん
year before last
いちだんらく
one paragraph
いちたいいち
one-to-one
いちぶ
one copy (e.g. of a document)
いちじょう
fixed
いってい
いちばん
best
いちめん
(on) the other hand
いちりゅう
school (e.g. of flower arrangement)