1st ORCA
2012, May/17-18, Seoul, Korea

 

 


2nd ORCA
2014, April/2-4, Kaohsiung, Taiwan

 

 


3rd ORCA
2016, April/14-16, Wuhan, China

 

 


4th ORCA
2018, June/2-4, Naha, Japan

 

????                                                               5th ORCA      TBD