Joining ceremony Prayer for Safety "37th I can see!"I understand!Sewerage Competition" Sewerage Pipe Division Improvement and Repair Work Department Western 2nd Sewerage Office Director's Award Tokyo Metropolitan Bureau of Sewerage "36th See!I understand!Sewerage Competition" Sewerage Pipe Division, Improvement and Repair Work Department, Received the Excellence Award. "I can see the 35th time!"I understand!Sewerage Competition" Received the Excellence Award in the Section of Improvement and Repair Work in the Sewerage Pipe Division
