<page_title> BtoB (band) </page_title> <section_title> Tours </section_title> <table> <cell> 29 April <col_header> Date </col_header> </cell> <cell> Tokyo <col_header> City </col_header> </cell> <cell> The Secret Diary <col_header> Tour </col_header> </cell> </table>
On 29 April, the BtoB held their concert tour in Japan, "The Secret Diary".