Nii Okwei Kinka VI Of Osu Mantse,Has Reportedly Passed On. The Osu Mantse who doubles as President of Greater Accra Regional House o Chiefs, Nii Okwei Kinka Dowuona VI, has reportedly passed on. According to information gathered by this portal, the chief died on Saturday 6 February 2021. He died at age 57 years. He… Continue reading Nii Okwei Kinka VI Of Osu Mantse,Has Reportedly Passed On.