Production Credits
Hiroyuki Yamaga has 11 production credits.Directing
Credited for Director in 4 shows - Royal Space Force - The Wings Of Honneamise, The Land Before Time, Mahoromatic and Gurren Lagann.
Writing
Credited for Writer in 5 shows - Royal Space Force - The Wings Of Honneamise, Mahjong Hishouden: Naki no Ryuu, Gunbuster, The Land Before Time and Mahoromatic.
Crew
Credited for Script in 1 show - Gunbuster.
Production
Credited for Executive Producer in 1 show - FLCL.