When you go to [challenge] boat fishing, as well as to facilitate the carrying and storage of bait box itself, to provide a fishing bait box that extends the functionality. SOLUTION: In the frame and the top plate and bottom plate prefabricated fishing bait box consisting of 1 Metropolitan, the frame body is connected formed in the square ring with four side plates a foldable state by resin hinge 8, the side plate The one side plate out of the transparent top plate serving as a lid portion of the frame body is mounted to be opened and closed by a stainless steel hinge 7, the two side plates connected to opposite sides of said one side plate, the bottom plate 1 said frame member and characterized in that it comprises a fixture for removably secured to. Further, the frame body is characterized in that fixed to unevenly distributed on one side of a longitudinal direction of the bottom plate 1. .BACKGROUND【課題】船釣りに行く際に、餌箱自体の持ち運びや収納を容易にするとともに、機能性を拡張した釣り用餌箱を提供する。【解決手段】枠体と上板と底板1とからなる組立式釣り用餌箱において、前記枠体は4枚の側板を樹脂ヒンジ8により折りたたみ可能な状態で四角環状に連結形成され、前記側板のうち一側板には、前記枠体の蓋部となる透明な上板をステンレスヒンジ7により開閉可能に取り付け、前記一側板の両側に連結された二つの側板には、前記枠体を底板1に取り外し可能に固定するための固定具を備えたことを特徴とする。さらに、前記枠体は前記底板1の長手方向の一方側に偏在するように固定されることを特徴とする。【選択図】図1