An acceleration sound generation device for a vehicle using at least one of an acceleration operation of the vehicle, an acceleration force generated by the acceleration operation, and an acceleration state obtained by the acceleration force as a control parameter (APO, Td, VSP, G) and causing a sound generation unit to respond to an acceleration sound signal (Sacc) generated on the basis of the control parameter (APO, Td, VSP, G) so as to generate an acceleration sound in a vehicle passenger compartment, - comprising an acceleration sound delay unit , - wherein the acceleration sound delay unit is configured - to delay the acceleration sound such that the acceleration sound changes and is delayed with respect to the change in the control parameter acceleration and - to set a first delay time (Δt1) of the acceleration sound and a second delay time (Δt2) of the acceleration sound, the first delay time (Δt1) being set at a rising time of the control parameter (APO, Td, VSP, G), the second delay time (Δt2) being set separately from the first delay time (Δt1) at a falling time of the control parameter (APO, Td, VSP, G), - wherein the first delay time (Δt1) corresponds to a delay degree of the acceleration sound at a rising time of the control parameter, - wherein the second delay time (Δt2) corresponds to a delay degree of the acceleration sound at a falling time of the control parameter, and - wherein the acceleration sound delay unit is configured to differentiate the first and second delay times (Δt1, Δt2) of the acceleration sound such that the first delay time (Δt1) of the acceleration sound will be set smaller than the second delay time (Δt2) . - comprising an acceleration sound delay unit , - wherein the acceleration sound delay unit is configured - to delay the acceleration sound such that the acceleration sound changes and is delayed with respect to the change in the control parameter acceleration and - to set a first delay time (Δt1) of the acceleration sound and a second delay time (Δt2) of the acceleration sound, the first delay time (Δt1) being set at a rising time of the control parameter (APO, Td, VSP, G), the second delay time (Δt2) being set separately from the first delay time (Δt1) at a falling time of the control parameter (APO, Td, VSP, G), - to delay the acceleration sound such that the acceleration sound changes and is delayed with respect to the change in the control parameter acceleration and - to set a first delay time (Δt1) of the acceleration sound and a second delay time (Δt2) of the acceleration sound, the first delay time (Δt1) being set at a rising time of the control parameter (APO, Td, VSP, G), the second delay time (Δt2) being set separately from the first delay time (Δt1) at a falling time of the control parameter (APO, Td, VSP, G), - wherein the first delay time (Δt1) corresponds to a delay degree of the acceleration sound at a rising time of the control parameter, - wherein the second delay time (Δt2) corresponds to a delay degree of the acceleration sound at a falling time of the control parameter, and - wherein the acceleration sound delay unit is configured to differentiate the first and second delay times (Δt1, Δt2) of the acceleration sound such that the first delay time (Δt1) of the acceleration sound will be set smaller than the second delay time (Δt2) . <EOS>