Kanta Negishi, Hiroyoshi Ito, Masaki Matsubara, Atsuyuki Morishima, "Effects of Increasing Working Opportunity on Result Quality in Labor-Intensive Crowdsourcing", Normality-Virtuality-Inclusivity-Physicality, 18th International Conference, Iconference 2023, Virtual Academic Program: March 13 - 17, 2023 , Onsite Academic Program in Barcelona, Spain, March 27 - 29, 2023. (Accepted)