A dye-sensitized solar cell (100) includes: a first electrode containing first metal oxide particles and including a porous semiconductor layer (16A) carrying dye; a second electrode acting as a counter electrode of the first electrode; and a porous insulating layer (36A) provided between the first electrode and the second electrode, the porous insulating layer (36A)(i) holding an electrolytic solution (42) containing a redox couple and a pyrazole-based compound, and (ii) containing second metal oxide particles.