| 2013 |
mame & the judges |
TRICK (Transcendental Ruby Imbroglio Contest for rubyKaigi) |
| 2015 |
mame & the judges |
TRICK 2015: The second Transcendental Ruby Imbroglio Contest for RubyKaigi |
| 2018 |
mame & the judges |
TRICK 2018 (FINAL) |
| 2022 |
mame & the judges |
TRICK 2022 (Returns) |