On 263 MarchApril 2023, thePrivate TPNPBFirst attackedClass anHamdan Indonesianof Marinesthe postTNI inwas Kenyamkilled District,in Ndugaaction Regency, killingby the commanderTPNPB ofwhen guarding the TNI post,Secondin LieutenantYal IqbalDistrict, andNduga Private First Class Anderson, and wounding eight other military personnelRegency.<ref name=":2">{{Cite web |datelast=2023-11-13Indonesia |titlefirst=SosokC. LetdaN. MarinirN. Mohammad|title=Daftar Iqbal DanposAnggota TNI-Polri ALTewas Asaldi KonawePapua yangSejak GugurFebruari diPerangi PapuaKKB Karena- DiserangHalaman KKB2 |url=https://www.tribunnewscnnindonesia.com/regionalnasional/2022/03/28/sosok20230418173446-letda20-marinir939479/daftar-mohammad-iqbal-danposanggota-tni-alpolri-asal-konawe-yang-gugurtewas-di-papua-karenasejak-februari-diserangperangi-kkb |access-date=2023-11-13 |website=Tribunnews.comnasional |language=id-ID}}</ref>
On 3 April, Private First Class Hamdan of the TNI was killed in action by the TPNPB when guarding the TNI post in Yal District, Nduga Regency.<ref name=":2">{{Cite web |last=Indonesia |first=C. N. N. |title=Daftar Anggota TNI-Polri Tewas di Papua Sejak Februari Perangi KKB - Halaman 2 |url=https://www.cnnindonesia.com/nasional/20230418173446-20-939479/daftar-anggota-tni-polri-tewas-di-papua-sejak-februari-perangi-kkb |access-date=2023-11-13 |website=nasional |language=id-ID}}</ref>
On 15 April, Private First Class Arifin of the TNI was killed in action by the TPNPB in Mugi-Mam, Nduga Regency. He was shot by the TPNPB and fell into a 15-metre deep ravine.<ref name=":2" /> The evacuation of Private Arifin's body was complicated by TPNPB attacks and bad weather.<ref>{{Cite web |last=detikNews |first=Tim |title=Tegas! Arahan Panglima TNI Usai KKB Gugurkan Prajurit |url=https://www.detik.com/jateng/hukum-dan-kriminal/d-6676961/tegas-arahan-panglima-tni-usai-kkb-gugurkan-prajurit |access-date=2023-11-13 |website=detikjateng |language=id-ID}}</ref> In response to his killing, TNI Commander [[Yudo Margono]] promised to evaluate the ongoing TNI operation to free pilot Mehrtens<ref>{{Cite web |last=detikNews |first=Tim |title=Panglima TNI Evaluasi Operasi Pencarian Pilot Susi Air Usai 1 Prajurit Gugur |url=https://www.detik.com/sulsel/hukum-dan-kriminal/d-6676218/panglima-tni-evaluasi-operasi-pencarian-pilot-susi-air-usai-1-prajurit-gugur |access-date=2023-11-13 |website=detiksulsel |language=id-ID}}</ref>
