A movable contact (11, 111, 111a) comprising a conductive member having an outer end having substantially a rectangular shape when viewed from above the conductive member, wherein the conductive member includes: a dome portion having an upper surface which is convex upward, a lower surface which is concave upward, and an outer border; a flange having an outer border and an inner border which is connected to the outer border of the dome portion, the flange extending from the inner border of the flange to the outer border of the flange in a direction away from the dome portion when viewed from above the conductive member; connection portions provided at four corners of the rectangular shape of the conductive member, respectively, each of the connection portion having a lower border and an upper border which is connected to the outer border of the flange, the each of the connection portions protruding from the upper border of the each of the connection portions downward to the lower border of the each of the connection portions; and contact portions, respective one of the contact portions having an outer borde and an inner border which is connected to the lower border of the each of connection portions, the respective one of the contact portions extending from the inner border of the respective one of the contact portions away from the flange when viewed from above the conductive member, characterized in that the connection portion, a first boundary portion where the each of the connection portions is connected to the flange, and a second boundary portion where the each of the connection portions is connected to the respective one of the contact portions constitute a drawn portion. substantially a rectangular shape when viewed from above the conductive member, wherein the conductive member includes: a dome portion having an upper surface which is convex upward, a lower surface which is concave upward, and an outer border; a flange having an outer border and an inner border which is connected to the outer border of the dome portion, the flange extending from the inner border of the flange to the outer border of the flange in a direction away from the dome portion when viewed from above the conductive member; connection portions provided at four corners of the rectangular shape of the conductive member, respectively, each of the connection portion having a lower border and an upper border which is connected to the outer border of the flange, the each of the connection portions protruding from the upper border of the each of the connection portions downward to the lower border of the each of the connection portions; and contact portions, respective one of the contact portions having an outer borde and an inner border which is connected to the lower border of the each of connection portions, the respective one of the contact portions extending from the inner border of the respective one of the contact portions away from the flange when viewed from above the conductive member, a dome portion having an upper surface which is convex upward, a lower surface which is concave upward, and an outer border; a flange having an outer border and an inner border which is connected to the outer border of the dome portion, the flange extending from the inner border of the flange to the outer border of the flange in a direction away from the dome portion when viewed from above the conductive member; connection portions provided at four corners of the rectangular shape of the conductive member, respectively, each of the connection portion having a lower border and an upper border which is connected to the outer border of the flange, the each of the connection portions protruding from the upper border of the each of the connection portions downward to the lower border of the each of the connection portions; and contact portions, respective one of the contact portions having an outer borde and an inner border which is connected to the lower border of the each of connection portions, the respective one of the contact portions extending from the inner border of the respective one of the contact portions away from the flange when viewed from above the conductive member, characterized in that the connection portion, a first boundary portion where the each of the connection portions is connected to the flange, and a second boundary portion where the each of the connection portions is connected to the respective one of the contact portions constitute a drawn portion.