A high-strength hot rolled steel sheet comprising: a chemical composition containing, in mass%, C: 0.07% or more and 0.20% or less, Si: 0.10% or more and 2.0% or less, Mn: 0.8% or more and 3.0% or less, P: 0.100% or less (including 0%), S: 0.0100% or less (including 0%), Al: 0.010% or more and 2.00% or less, N: 0.010% or less (including 0%), Ti: 0.02% or more and less than 0.16%, B: 0.0003% or more and 0.0100% or less, optionally one or more selected from, in mass%, Cr: 0.01% or more and 2.0% or less, Mo: 0.01% or more and 0.50% or less, Cu: 0.01% or more and 0.50% or less, Ni: 0.01% or more and 0.50% or less, Nb: 0.001% or more and 0.060% or less, V: 0.01% or more and 0.50% or less, Sb: 0.0005% or more and 0.0500% or less, Ca: 0.0005% or more and 0.0100% or less, Mg: 0.0005% or more and 0.0100% or less, and REMs: 0.0005% or more and 0.0100% or less, and the balance Fe and incidental impurities, whereby Zr, Co, Sn, Zn, W, etc. are given as incidental impurities, and content amounts of these of 0.2% or less in total can be permitted; and a steel structure in which a lower bainite phase and/or a tempered martensite phase at 90% or more in terms of a total area fraction is contained as a dominant phase, an average grain size of the dominant phase is 10.0 μm or less, and an amount of Fe in Fe-based precipitates is 0.70% or less in mass%, wherein an arithmetic average roughness (Ra) of a surface is 2.50 um or less, a tensile strength TS is 1180 MPa or more, a hole expansion rate λ is 50% or more, the smallest bending radius among those with which a crack did not occur in any test piece is taken as the limit bending radius R (mm) and an R/t value obtained by dividing R by the sheet thickness t (mm) of the hot rolled steel sheet is 3.0 or less, and a brittle ductile fracture appearance_transition temperature vTrs is -40°C or less, wherein the Ra, TS, λ, R/t and vTrs are measured utilizing the methods described in the description. a chemical composition containing, in mass%, C: 0.07% or more and 0.20% or less, Si: 0.10% or more and 2.0% or less, Mn: 0.8% or more and 3.0% or less, P: 0.100% or less (including 0%), S: 0.0100% or less (including 0%), Al: 0.010% or more and 2.00% or less, N: 0.010% or less (including 0%), Ti: 0.02% or more and less than 0.16%, B: 0.0003% or more and 0.0100% or less, optionally one or more selected from, in mass%, Cr: 0.01% or more and 2.0% or less, Mo: 0.01% or more and 0.50% or less, Cu: 0.01% or more and 0.50% or less, Ni: 0.01% or more and 0.50% or less, Nb: 0.001% or more and 0.060% or less, V: 0.01% or more and 0.50% or less, Sb: 0.0005% or more and 0.0500% or less, Ca: 0.0005% or more and 0.0100% or less, Mg: 0.0005% or more and 0.0100% or less, and REMs: 0.0005% or more and 0.0100% or less, and the balance Fe and incidental impurities, whereby Zr, Co, Sn, Zn, W, etc. are given as incidental impurities, and content amounts of these of 0.2% or less in total can be permitted; and a steel structure in which a lower bainite phase and/or a tempered martensite phase at 90% or more in terms of a total area fraction is contained as a dominant phase, an average grain size of the dominant phase is 10.0 μm or less, and an amount of Fe in Fe-based precipitates is 0.70% or less in mass%, wherein an arithmetic average roughness (Ra) of a surface is 2.50 um or less, a tensile strength TS is 1180 MPa or more, a hole expansion rate λ is 50% or more, the smallest bending radius among those with which a crack did not occur in any test piece is taken as the limit bending radius R (mm) and an R/t value obtained by dividing R by the sheet thickness t (mm) of the hot rolled steel sheet is 3.0 or less, and a brittle ductile fracture appearance_transition temperature vTrs is -40°C or less, wherein the Ra, TS, λ, R/t and vTrs are measured utilizing the methods described in the description.