An electronic pen configured to perform pointing of a position to a position detection module by conducting transmission and reception of signals with the position detection module, comprising: a cylindrical casing; a core member accommodated in a hollow section of the casing; a writing-pressure detection unit disposed on a side of an end of the core member, the end being on a side opposite to a side of another end of the core member as a side of a pen tip, in the hollow section of the casing; a writing-pressure transmission member disposed, between the another end on the side opposite to the side of the end of the core member as the side of the pen tip and the writing-pressure detection unit, in the hollow section of the casing; and a pressing member configured to apply, based on an operation by a user, a force to the core member from the side of the another end, the another end being on the side opposite to the side of the end as the side of the pen tip, to the side of the pen tip, wherein the writing-pressure transmission member includes a protrusion for transmitting a writing pressure, which has been exerted on the core member fitted in a fit-in portion included in the writing-pressure transmission member, to the writing-pressure detection unit, and the pressing member is configured to apply the force to the core member via the writing-pressure transmission member without applying an axial force to the writing-pressure detection unit, wherein the pressing member is provided on a side of an end of the writing-pressure detection unit, the end being on a side opposite to a side of another end of the writing-pressure detection unit where the writing-pressure transmission member is fitted, and includes an extension (63a, 63b), which extends along an outer circumferential wall of the writing-pressure detection unit and is in engagement with an end of the writing-pressure transmission member, the end being on a side opposite to the fit-in portion in which the core member is fitted. a cylindrical casing; a core member accommodated in a hollow section of the casing; a writing-pressure detection unit disposed on a side of an end of the core member, the end being on a side opposite to a side of another end of the core member as a side of a pen tip, in the hollow section of the casing; a writing-pressure transmission member disposed, between the another end on the side opposite to the side of the end of the core member as the side of the pen tip and the writing-pressure detection unit, in the hollow section of the casing; and a pressing member configured to apply, based on an operation by a user, a force to the core member from the side of the another end, the another end being on the side opposite to the side of the end as the side of the pen tip, to the side of the pen tip, wherein the writing-pressure transmission member includes a protrusion for transmitting a writing pressure, which has been exerted on the core member fitted in a fit-in portion included in the writing-pressure transmission member, to the writing-pressure detection unit, and the pressing member is configured to apply the force to the core member via the writing-pressure transmission member without applying an axial force to the writing-pressure detection unit, wherein the pressing member is provided on a side of an end of the writing-pressure detection unit, the end being on a side opposite to a side of another end of the writing-pressure detection unit where the writing-pressure transmission member is fitted, and includes an extension (63a, 63b), which extends along an outer circumferential wall of the writing-pressure detection unit and is in engagement with an end of the writing-pressure transmission member, the end being on a side opposite to the fit-in portion in which the core member is fitted.