Towards the end of his playing career, Buchanan moved overseas to join the baseball team, The Fukuoka Softbank Hawks in Japan, where he spent 2 years. He played as a designated hitter for the majority of his time there, and acquired the following statistics: .285 batting average, 11 home runs and 48 runs batted in.
Currently, Brian lives with his wife Jill Havlicek and 4 children in Jupiter, Florida. Jill comes from a sporting background herself. She enjoyed many athletic team sports – most notably basketball and lacrosse. Her father is the famous Boston Celtics basketball legend John Havlicek, and brother Chris Havlicek was a college basketball star, later working for the NBA.
Following retirement from his playing career, Brian moved onto coaching by taking charge of the Idaho Falls Chukars in the Pioneer Baseball League. He later moved onto the Kane County Cougars, and the Lexington Legends in 2013. Currently, Buchanan has made the transition to the Wilmington Blue Rocks in Wilmington, Delaware where he manages the team.