PROBLEM TO BE SOLVED: To provide a transparent solid soap composition that is excellent in moisture feeling after washing, transparency and bubbling properties, is less likely to be bleached to maintain its excellent transparency under a storage condition, is less likely to be reduced in its soap amount when dried, is less likely to become cloudy to maintain its excellent transparency under a use condition, and is less likely to be reduced in its soap amount due to appearance change such as stickiness, perspiration and melting-away.SOLUTION: The transparent solid soap composition comprises an aliphatic soap (A), sugar (B) used as a clarifying agent, glucopyranosylglycerol (C) used as a clouding inhibitor, and water (D).COPYRIGHT: (C)2012,JPO&INPIT【課題】洗浄後のしっとり感、透明性および泡立ちが良好であり、保存条件下においては、白化しにくく良好な透明性を維持でき、乾燥による石鹸量の減量も少なく、使用条件下においては、白濁しにくく良好な透明性を維持でき、べたつき、発汗、溶け崩れ等の外観変化に起因する石鹸量の減量も少ない固形石鹸組成物を提供すること。【解決手段】本発明の透明固形石鹸組成は、脂肪酸石鹸(A)と、透明化剤として糖類(B)と、白濁防止剤としてグルコピラノシルグリセロール(C)と、水(D)と、を含有することを特徴とする。【選択図】なし