You have (at least) the following three ways to Kyoto. The first would be the easiest, and the third the most complicated.
(1) Fly to the Kansai International Airport (KIX). Take a train or a bus to the Kyoto Station. (It takes 80-90 minutes.) Then take Karasuma Subway Line to Kitayama Station for 15 minutes and 280 yen, and take a taxi. It takes about 10 minutes and less than 1,000 yen for taxi.
The address of the Kansai Seminar House is Ichijoji Takenouchi cho 23, Sakyo-ku, 606-8134 Kyoto.
(2) Fly to the Tokyo Narita Airport (NRT), then take another flight to the Osaka Itami Airport (ITM). Take a train or a bus to the Kyoto Station. (It takes 60-70 minutes.) Then go to the the Kansai Seminar House as in (1).
(3) Fly to the Tokyo Narita Airport (NRT), then take a train on Narita Express to Tokyo and another train on Shinkansen to Kyoto. (It takes about four hours altogether. Here is the webpage of JR East.) Then go to the Kansai Seminar House as in (1).
The home page of Kawahigashi.