Its local brand, the logo name is Chaser but you probably not find any info on website because they sell in local only

Talk about looks, its also looks like Mighty Sugino Crankarm too, here example of pic I pick from google



And you say IRD Defiant? indeed, its does looks alot like



So, I guess mine was copy cat of Sugino/IRD crank design, just different chain ring design

Thanks