Given a sentence in the Central Khmer, provide an equivalent translation in Japanese that retains the same meaning through the translation. In translation, keep numbers as it is.

ពីរបីថ្ងៃក្រោយមក អង្គការស៊ើបអង្កេតយាន UFO ឈ្មោះ Mutual UFO Network (MUFON) បានចេញនូវរបាយការណ៍77ទំព័រលើការឃើញយាននេះ។
数日前、UFO調査組織、相互UFOネットワーク（MUFON)が、目撃について77頁のレポートを発表した。