A coaxial connector for a board, configured to be attached to a printed board, the coaxial connector comprising: a pair of chain terminals (A, B) comprising: a first chain terminal in which an outer terminal is extended from a first carrier in a chain shape; and a second chain terminal in which an inner terminal is extended from a second carrier in a chain shape, an insulating material positioned between the outer terminal and the inner terminal and on an outside of the outer terminal, wherein the outer terminal has a half-cylinder portion in which a part of a lower side thereof is removed, and an extended portion (48, 49, 50, 51, 52, 53) which is extended from the half-cylinder portion toward the first carrier, the inner terminal has a main body portion which is accommodated into the half-cylinder portion of the outer terminal through the part of the lower side thereof, and an extended portion (59, 60, 61) which is extended from the main body portion toward the second carrier, and in a state where the first chain terminal and the second chain terminal are stacked so that the second carrier is positioned on the lower side of the first carrier, the main body portion of the inner terminal is accommodated in the half-cylinder portion of the outer terminal and the extended portion (48, 49, 50, 51, 52, 53) of the outer terminal and the extended portion (59, 60, 61) of the inner terminal are in a position where one of the two extended portions is not superimposed on the other of the two extended portions when the half-cylinder portion of the outer terminal is viewed from an upper side, wherein the extended portion (48, 49, 50, 51, 52, 53) of the outer terminal and the extended portion (59, 60, 61) of the inner terminal are cut to obtain the coaxial connector. a pair of chain terminals (A, B) comprising: a first chain terminal in which an outer terminal is extended from a first carrier in a chain shape; and a second chain terminal in which an inner terminal is extended from a second carrier in a chain shape, a first chain terminal in which an outer terminal is extended from a first carrier in a chain shape; and a second chain terminal in which an inner terminal is extended from a second carrier in a chain shape, an insulating material positioned between the outer terminal and the inner terminal and on an outside of the outer terminal, wherein the outer terminal has a half-cylinder portion in which a part of a lower side thereof is removed, and an extended portion (48, 49, 50, 51, 52, 53) which is extended from the half-cylinder portion toward the first carrier, the inner terminal has a main body portion which is accommodated into the half-cylinder portion of the outer terminal through the part of the lower side thereof, and an extended portion (59, 60, 61) which is extended from the main body portion toward the second carrier, and in a state where the first chain terminal and the second chain terminal are stacked so that the second carrier is positioned on the lower side of the first carrier, the main body portion of the inner terminal is accommodated in the half-cylinder portion of the outer terminal and the extended portion (48, 49, 50, 51, 52, 53) of the outer terminal and the extended portion (59, 60, 61) of the inner terminal are in a position where one of the two extended portions is not superimposed on the other of the two extended portions when the half-cylinder portion of the outer terminal is viewed from an upper side, wherein the extended portion (48, 49, 50, 51, 52, 53) of the outer terminal and the extended portion (59, 60, 61) of the inner terminal are cut to obtain the coaxial connector.