Japan Formation Evaluation Society (JFES) was first established in 1994 as a Japan chapter of SPWLA (Society of Petrophysicists and Well Log Analysts).
Later, in 2003, Japan chapter was renamed to JFES.
"Formation Evaluation Symposium of Japan" is the largest annual technical meeting hosted by JFES.
This year, the main focus will be on "Evolving E&P technologies".