Past Sewage Works Exhibitions

Number of visitors by date
Sewage Works Exhibition ‘19 Yokohama
DateNumber of Visitors Cumulative Total
Aug. 6 (Tue) 9,681 9,681
Aug. 7 (Wed) 12,642 22,323
Aug. 8 (Thu) 12,610 34,933
Aug. 9 (Fri) 11,726 46,659

Sewage Works Exhibition ’18 Kitakyushu
DateNumber of Visitors Cumulative Total
Jul. 24 (Tue) 7,078 7,078
Jul. 25 (Wed) 8,233 15,311
Jul. 26 (Thu) 9,110 24,421
Jul. 27 (Fri) 7,190 31,611

Sewage Works Exhibition ’17 Tokyo
DateNumber of Visitors Cumulative Total
Aug. 1 (Tue) 12,033 12,033
Aug. 2 (Wed) 16,306 28,339
Aug. 3 (Thu) 16,421 44,760
Aug. 4 (Fri) 11,032 55,792
2019 exhibitor questionnaire responses
Reason for exhibiting (multiple answers OK) Exhibitors’ impressions Visitor reaction
2019 visitor questionnaire responses
Visitors’ impressions Professional position Occupation
’19 Yokohama Photo Gallery


Past Sewage Works Exhibitions (2010-2019) 
Year & Venue Exhibitor numbers Booth numbers
’19 Yokohama(Pacifico Yokohama) 346 1,098
’18 Kitakyushu (West Japan General Exhibition Center) 301 865
’17 Tokyo (Tokyo Big Sight) 350 1,102
’16 Nagoya (Portmesse Nagoya) 277 922
’15 Tokyo (Tokyo Big Sight) 331 1,010
’14 Osaka (Intex Osaka) 306 1,053
’13 Tokyo (Tokyo Big Sight) 323 1,019
’12 Kobe (Kobe International Exhibition Hall) 258 739
’11 Tokyo (Tokyo Big Sight) 313 1,018
’10 Nagoya (Portmesse Nagoya) 277 900
Previous official website
2019   2018   2017
Electronic version of the previous guidebook
2018   2017   2016