"left half" in Ainu: harki-arserke (ハㇻキ アㇻセㇾケ)

"left half" in Ainu is harki-arserke (ハㇻキ アㇻセㇾケ). Also harkitek — 2 expressions listed. Itak-uoeroskip, a categorised Ainu glossary.