ISBN of April issue:
Japanese ISBN 978-4-582-71373-2
English ISBN 978-4-582-71374-9
French ISBN 978-4-582-71375-6
Russian ISBN 978-4-582-71376-3
Spanish ISBN 978-4-582-71377-0
Chinese ISBN 978-4-582-71378-7
Arabic ISBN 978-4-582-71379-4