A press-fit terminal comprising: a pillar-like pin; and a contact part having a through-hole into which the pin body is fitted, said contact part having spring characteristics, wherein the contact part comprises: a first retention contact piece having a first retention part and configured to come into contact with a connection target of the press-fit terminal and to be retained on such connection target; a first resilient contact piece configured to come into contact with such connection target; and a coupling part that supports the first retention contact piece, and the first resilient contact piece; wherein the first resilient contact piece includes a V-shaped portion comprising: a first slope portion that extends from the coupling part while being sloped relative to the central axis of the pin; and a second slope portion that bends at, and extends from, an end of the first slope portion, characterized in that the coupling part comprises a first support portion supporting the first retention contact piece (40A, 240A); and a second support portion supporting the first resilient contact piece (50, 50A), and a first length in a direction of the central axis of the first support portion is shorter than a second length of the second support portion. a pillar-like pin; and a contact part having a through-hole into which the pin body is fitted, said contact part having spring characteristics, wherein the contact part comprises: a first retention contact piece having a first retention part and configured to come into contact with a connection target of the press-fit terminal and to be retained on such connection target; a first resilient contact piece configured to come into contact with such connection target; and a coupling part that supports the first retention contact piece, and the first resilient contact piece; wherein the first resilient contact piece includes a V-shaped portion comprising: a first slope portion that extends from the coupling part while being sloped relative to the central axis of the pin; and a second slope portion that bends at, and extends from, an end of the first slope portion, characterized in that the coupling part comprises a first support portion supporting the first retention contact piece (40A, 240A); and a second support portion supporting the first resilient contact piece (50, 50A), and a first length in a direction of the central axis of the first support portion is shorter than a second length of the second support portion. a first retention contact piece having a first retention part and configured to come into contact with a connection target of the press-fit terminal and to be retained on such connection target; a first resilient contact piece configured to come into contact with such connection target; and a coupling part that supports the first retention contact piece, and the first resilient contact piece; wherein the first resilient contact piece includes a V-shaped portion comprising: a first slope portion that extends from the coupling part while being sloped relative to the central axis of the pin; and a second slope portion that bends at, and extends from, an end of the first slope portion, characterized in that a first slope portion that extends from the coupling part while being sloped relative to the central axis of the pin; and a second slope portion that bends at, and extends from, an end of the first slope portion, characterized in that the coupling part comprises a first support portion supporting the first retention contact piece (40A, 240A); and a second support portion supporting the first resilient contact piece (50, 50A), and a first length in a direction of the central axis of the first support portion is shorter than a second length of the second support portion.