PROBLEM TO BE SOLVED: To provide a resin composition and an adhesive which are most suitable for use in the fixation of a rod and a reel in a fishing rod and has the good surface curability and high adhesive strength and which are curable by ultraviolet rays at ordinary temperatures.SOLUTION: The resin composition comprises (1) a urethane oligomer, (2) a polyene, (3) a polythiol, (4) a photopolymerizaton initiator, (5) a reducing agent, (6) a multifunctional polymerizable vinyl monomer and (7) an oxidizing agent, wherein the above resin composition is such a composition that is blended after (2) the polyene and (3) the polythiol has been previously reacted and the adhesive comprises said resin composition.COPYRIGHT: (C)2007,JPO&INPIT【課題】釣り竿のロッド、リールの固定用途に最適な、表面硬化性が良好で、接着強さが高い常温下紫外線で硬化する樹脂組成物、接着剤を提供する。【解決手段】(1)ウレタンオリゴマー、(2)ポリエン、(3)ポリチオール、(4)光重合開始剤、(5)還元剤、(6)多官能重合性ビニルモノマー、(7)酸化剤、を含有することを特徴とする樹脂組成物であり、好ましくは、(2)ポリエンと(3)ポリチオールとを予め反応させた後、配合して成ることを特徴とする前記の樹脂組成物と、それからなる接着剤。【選択図】なし