The seventh entry in the post marked stamps series from Soul Ameria Records. This one is more on the emo side. 
 
Mt. Oriander is the solo project of Keith Latinen (ex-Empire! Empire! (I Was a Lonely Estate)

Engagements is from Sapporo, Japan
 
https://soulameriarecords.bandcamp.com/album/mt-oriander-x-engagements-post-marked-stamps-7