魚(ぎょ)群(ぐん)探(たん)知(ち)<span class="searchmatch">機</span>(き) • (gyogun tanchiki) fishfinder 魚探(ぎょたん) (gyotan) (short form)...
魚(ぎょ)探(たん) • (gyotan) clipping of <span class="searchmatch">魚群</span><span class="searchmatch">探知</span><span class="searchmatch">機</span> (gyogun tanchiki): fishfinder...