How many movies have Masahiro Sekino and Tooru Yoshida collaborated on?

They have worked on 7 movies together! Their first movie together was Mobile Suit Gundam: Char's Counterattack (1988) while their highest rated movie together was Mobile Suit Gundam 0083: Afterglow of Zeon (1992). They have not worked together since Fate/stay night: Unlimited Blade Works (2010). They are most known for their animation films together.

Fate/stay night: Unlimited Blade Works (2010)

Crew
Animation Director
Crew
Key Animation

Steamboy (2004)

Crew
Key Animation
Crew
Key Animation

Jin-Roh: The Wolf Brigade (1999)

Crew
Key Animation
Crew
Key Animation

Mobile Suit Gundam: The 08th MS Team - Miller's Report (1998)

Crew
Key Animation
Crew
Animation Director

Lupin the Third: Dead or Alive (1996)

Crew
Key Animation
Crew
Key Animation

Mobile Suit Gundam 0083: Afterglow of Zeon (1992)

Crew
Key Animation
Crew
Key Animation

Mobile Suit Gundam: Char's Counterattack (1988)

Crew
Key Animation
Crew
Key Animation