A bearing housing structure includes a bearing, a lid part and a supporting part. The bearing rotatably supports spool shaft. The lid part is opposite an end surface of the spool shaft and extends in a direction that intersects the spool shaft. The supporting part houses and supports the bearing and holds the lid part to oppose the end surface of the spool shaft. The supporting part includes a bearing hole and a lid hole, the bearing hole having the bearing inserted thereinto and removed therefrom, and the lid hole has a portion of the lid part inserted thereinto and removed therefrom in a direction intersecting the spool shaft and a direction along the lid part, and the lid part closes an opening of the bearing hole such that the lid part is held by the lid hole of the shaft supporting portion.