creator (17 episodes, 1998-2013)
characters (11 episodes, 1999-2011)
original idea (2 episodes, 2003-2006)
writer (2 episodes, 2005-2007)
scenario and dialogue (1 episode, 2003)
scenario (1 episode, 2006)
written by (1 episode, 1998)
written by (2 episodes, 1998-2011)
original scenario, adaptation and dialogue (1 episode, 1998)
scenario, adaptation and dialogue (6 episodes, 2005-2011)
written by (4 episodes, 2001-2013)
writer (3 episodes, 2008-2010)
scenario (2 episodes, 2005-2006)
story (2 episodes, 2003-2012)
adaptation (1 episode, 2006)
adaptation (1 episode, 2005)
dialogue (1 episode, 2005)
original idea (1 episode, 2012)
teleplay (1 episode, 2012)
adaptation (1 episode, 2007)
dialogue (1 episode, 2007)
scenario and dialogue (1 episode, 2006)
scenario, adaptation and dialogue (1 episode, 2004)
story (1 episode, 2009)
teleplay (1 episode, 2009)
written by (1 episode, 2002)
head writer (4 episodes, 2002-2003)
adaptation (1 episode, 2004)
scenario (1 episode, 2004)
scenario, adaptation and dialogue (1 episode, 2003)
head writer (5 episodes, 2000-2002)
written by (2 episodes, 1998-2002)
teleplay (1 episode, 2001)
dialogue (2 episodes, 2004-2005)
scenario (1 episode, 2005)
teleplay (1 episode, 2003)
written by (1 episode, 2001)
original idea (1 episode, 2006)
scenario, adaptation and dialogue (1 episode, 1999)
scenario, adaptation and dialogue (1 episode, 2002)
written by (1 episode, 2000)
adaptation (1 episode, 2001)
scenario (1 episode, 2001)
scenario, adaptation and dialogue (1 episode, 2006)
story (1 episode, 2008)
story (1 episode, 2012)
(1 episode, 2010-2012)
written by (1 episode, 1999)
original idea (1 episode, 2000)
story (1 episode, 2001)
original idea (1 episode, 2003)
scenario and adaptation (1 episode, 2006)
original idea (1 episode, 2007)
scenario, adaptation and dialogue (1 episode, 2007)
idea (1 episode, 2009)
original idea (1 episode, 2010)
written by (1 episode, 2011)