An adhesive composition comprising 100 parts by mass of a hydrogenated block copolymer and 20 to 400 parts by mass of a tackifier, the hydrogenated block copolymer having 30 to 90% by mass of (1-A) below and 70 to 10% by mass of (1-B) below: (1-A) a hydrogenated block copolymer that comprises a polymer block mainly composed of a vinyl aromatic hydrocarbon and a polymer block mainly composed of a conjugated diene compound, and satisfies requirements (a) to (c) and (i) below: (a) a total degree of hydrogenation H (%) of unsaturated double bonds based on the conjugated diene compound is 20 to 70%, (b) a content of the vinyl aromatic hydrocarbon is 20 to 60% by mass, (c) a peak molecular weight is 30,000 to 60,000; and (i) a degree of hydrogenation of S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%; and (1-B) a hydrogenated block copolymer that comprises a polymer block mainly composed of two vinyl aromatic hydrocarbons and a polymer block mainly composed of a conjugated diene compound, and satisfies requirements (d) to (h) below: (d) a total degree of hydrogenation H (%) of unsaturated double bonds based on the conjugated diene compound is 20 to 70%, (e) a content of the vinyl aromatic hydrocarbons is 20 to 60% by mass, (f) a peak molecular weight is more than 60,000 and less than 100,000, (g) a degree of hydrogenation S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%, and (h) a block copolymer of the (1-B) hydrogenated block copolymer at a stage prior to hydrogenation is represented by C-D-C, wherein C denotes a polymer block mainly composed of a vinyl aromatic hydrocarbon and D denotes a polymer block mainly composed of a conjugated diene compound. (1-A) a hydrogenated block copolymer that comprises a polymer block mainly composed of a vinyl aromatic hydrocarbon and a polymer block mainly composed of a conjugated diene compound, and satisfies requirements (a) to (c) and (i) below: (a) a total degree of hydrogenation H (%) of unsaturated double bonds based on the conjugated diene compound is 20 to 70%, (b) a content of the vinyl aromatic hydrocarbon is 20 to 60% by mass, (c) a peak molecular weight is 30,000 to 60,000; and (i) a degree of hydrogenation of S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%; and (a) a total degree of hydrogenation H (%) of unsaturated double bonds based on the conjugated diene compound is 20 to 70%, (b) a content of the vinyl aromatic hydrocarbon is 20 to 60% by mass, (c) a peak molecular weight is 30,000 to 60,000; and (i) a degree of hydrogenation of S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%; and (i) a degree of hydrogenation of S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%; and (1-B) a hydrogenated block copolymer that comprises a polymer block mainly composed of two vinyl aromatic hydrocarbons and a polymer block mainly composed of a conjugated diene compound, and satisfies requirements (d) to (h) below: (d) a total degree of hydrogenation H (%) of unsaturated double bonds based on the conjugated diene compound is 20 to 70%, (e) a content of the vinyl aromatic hydrocarbons is 20 to 60% by mass, (f) a peak molecular weight is more than 60,000 and less than 100,000, (g) a degree of hydrogenation S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%, and (h) a block copolymer of the (1-B) hydrogenated block copolymer at a stage prior to hydrogenation is represented by C-D-C, wherein C denotes a polymer block mainly composed of a vinyl aromatic hydrocarbon and D denotes a polymer block mainly composed of a conjugated diene compound. (d) a total degree of hydrogenation H (%) of unsaturated double bonds based on the conjugated diene compound is 20 to 70%, (e) a content of the vinyl aromatic hydrocarbons is 20 to 60% by mass, (f) a peak molecular weight is more than 60,000 and less than 100,000, (g) a degree of hydrogenation S (%) of vinyl bonds in the conjugated diene before hydrogenation is not less than 82%, and (h) a block copolymer of the (1-B) hydrogenated block copolymer at a stage prior to hydrogenation is represented by C-D-C, wherein C denotes a polymer block mainly composed of a vinyl aromatic hydrocarbon and D denotes a polymer block mainly composed of a conjugated diene compound.