
Quick answer — Masayuki Narai worked on Hajime no Ippo: The Fighting! - Champion Road (CG Producer), Black Lagoon (CG Producer), Do It Yourself!! (CG Producer) and 1 more anime.
Masayuki Narai worked on Hajime no Ippo: The Fighting! - Champion Road (CG Producer), Black Lagoon (CG Producer), Do It Yourself!! (CG Producer), Gleipnir (CG Producer).