Manabu Koga 97, of Honolulu, Hawaii, died in Honolulu on April 19, 2020. He was born in Hamakua. Private Services to be held at a later date. SHARE ON FACEBOOK SHARE VIA EMAIL Our deepest condolences to the family and friends of the deceased ADVERTISEMENT Explore more Search Records for Manabu Koga with Ancestry® Discover Manabu Koga Family Story with Ancestry® AncestryDNA® with Traits Discover Details of Your Family History - Search Records with Ancestry® Sponsored by Ancestry