
Quick answer — Sunao Katabuchi worked on In This Corner of the World (Director), Black Lagoon: The Second Barrage (Director), Black Lagoon: Roberta's Blood Trail (Director) and 1 more anime.
Sunao Katabuchi worked on In This Corner of the World (Director), Black Lagoon: The Second Barrage (Director), Black Lagoon: Roberta's Blood Trail (Director), Black Lagoon (Director).