Yaskuawa has only made occasional IRL appearances since 2006. He drove in the 2006 Indianapolis 500 for Playa Del Racing and finished 16th. He was a late entry for the 2007 event, running in Dreyer and Reinbold's third car, alongside 2004 Indianapolis 500 champion Buddy Rice and Sarah Fisher. In 2008 he contested the Motegi round as well as the 2008 Indianapolis 500, for Beck Motorsports, however he failed to qualify for Indy.