舷頭 is read as げんとう (gentou) and means gunwale.
げんとう
gentou
ねんとう
beginning of the year
せんとう
head (of a line, group, etc.)
がいとう
(on the) street
ひっとう
brush tip
(on one's) mind
ぼうとう
beginning
あたま
hair (on one's head)
ぼっとう
immersing oneself in
めがしら
inner canthus
なみがしら
wave crest
かいとう
society president
てんとう
over-the-counter