 | Digimon Adventure | TV Series | 54 | 1999 - 2000 | 5.23(3313) | 6.84(3346) | | Script/Screenplay (脚本) | 5, 12, 16, 22, 27-28, 31, 35, 38, 45-46, 52, 54 | |
 | Rerere no Tensai Bakabon | TV Series | 24 | 1999 - 2000 | 3.59(14) | 4.64(14) | | Script/Screenplay (脚本) | 23-24 | 23B, 24B |
 | Digimon Adventure 02 | TV Series | 50 | 2000 - 2001 | 4.32(2152) | 6.48(2175) | | Script/Screenplay (脚本) | 4, 10, 16, 19, 25, 28-29, 32, 40, 44, 46, 48 | |
 | Digimon Tamers | TV Series | 51 | 2001 - 2002 | 5.59(1754) | 6.95(1773) | | Script/Screenplay (脚本) | 4-5, 10, 17, 20, 25, 32, 38, 42, 47 | |
 | Parappa the Rapper | TV Series | 30 | 2001 - 2002 | 1.58(43) | 3.75(44) | | Script/Screenplay (脚本) | 15, 19, 24, 29 | |
 | Kinnikuman II-sei (2002) | TV Series | 51 | 2002 | 4.17(135) | 5.93(138) | | Script/Screenplay (脚本) | 3, 8-9, 13-15, 18-19, 23-24, 28, 31-32, 35-37, 41-42, 45-46 | |
 | Digimon Tamers: Bousou Digimon Tokkyuu | Movie | 1 | 2002 | 4.46(436) | 6.30(441) | | Script/Screenplay (脚本) | | |
 | Digimon Frontier | TV Series | 50 | 2002 - 2003 | 4.12(1270) | 6.34(1281) | | Script/Screenplay (脚本) | 6, 12, 17-18, 23, 33, 35, 39, 45, 47 | |
 | Full Moon o Sagashite | TV Series | 52 | 2002 - 2003 | 7.64(2619) | 8.04(2667) | | Script/Screenplay (脚本) | 1-2, 7, 12, 16, 20, 25-26, 28, 33, 39, 48 | |
 | Tenshi na Konamaiki | TV Series | 50 | 2002 - 2003 | 6.91(1621) | 7.71(1657) | | Script/Screenplay (脚本) | 3, 7-8, 12, 16, 18, 20-22, 26-27, 31, 34-35, 40-48 | |
 | Ou Dorobou Jing | TV Series | 13 | 2002 | 5.48(1428) | 7.14(1443) | | Script/Screenplay (脚本) | 3-4, 8 | |
 | Bomberman Jetters | TV Series | 52 | 2002 - 2003 | 4.02(128) | 6.11(131) | | Script/Screenplay (脚本) | 5, 8-9, 13-14, 20-21, 24, 28, 30, 32-33, 36, 41, 44, 47 | miscredited as まさきひげ in 14 |
 | Konjiki no Gash Bell!! | TV Series | 150 | 2003 - 2006 | 5.95(1151) | 7.28(1182) | | Script/Screenplay (脚本) | | |
 | Sonic X | TV Series | 78 | 2003 - 2006 | 3.38(796) | 5.78(808) | | Script/Screenplay (脚本) | 1-4, 11-13, 18-20, 25-26, 33, 36, 40-41, 43, 45-46 | |
Storyboard (絵コンテ) | 30 | |
 | Narutaru: Mukuro Naru Hoshi Tama Taru Ko | TV Series | 13 | 2003 | 4.43(1976) | 6.54(2000) | | Script/Screenplay (脚本) | 6-7 | |
 | Boboboubo Boubobo | TV Series | 76 | 2003 - 2005 | 4.62(543) | 6.33(564) | | Script/Screenplay (脚本) | 6, 12, 18, 21, 25, 30, 34, 38, 42, 45, 49, 52, 56, 60, 64, 68, 72, 76 | |
 | Kinnikuman II-sei: Ultimate Muscle | TV Series | 13 | 2004 | 4.33(69) | 6.13(69) | | Script/Screenplay (脚本) | 1, 5, 8-9 | |
 | Bouken Ou Beet | TV Series | 52 | 2004 - 2005 | 4.39(847) | 6.86(859) | | Script/Screenplay (脚本) | 4, 8, 14, 19, 25, 28, 35, 43, 48, 52 | |
 | Transformers: Galaxy Force | TV Series | 52 | 2005 | 4.72(215) | 6.54(220) | | Script/Screenplay (脚本) | 1-2, 6, 8, 10-11, 16-17, 23, 26-27, 29-30, 33, 40, 48 | |
 | Majime ni Fumajime Kaiketsu Zorori | TV Series | 97 | 2005 - 2007 | 3.38(25) | 4.25(26) | | Script/Screenplay (脚本) | 8, 11 | |
 | Fushigiboshi no Futago Hime | TV Series | 51 | 2005 - 2006 | 5.81(153) | 7.01(155) | | Script/Screenplay (脚本) | 3, 10, 14, 24, 28, 34, 41, 47 | |
 | Dinobreaker | TV Series | 40 | 2005 - 2006 | 2.03(94) | 4.67(97) | | Script/Screenplay (脚本) | 4, 8, 14, 19, 21, 24-29, 38 | |
 | Kinnikuman II-sei: Ultimate Muscle 2 | TV Series | 13 | 2006 | 5.61(49) | 6.77(49) | | Script/Screenplay (脚本) | 1-2, 7-8, 11 | |
 | Fushigiboshi no Futago Hime Gyu! | TV Series | 52 | 2006 - 2007 | 6.21(48) | 6.95(51) | | Script/Screenplay (脚本) | 6, 12, 20 | |
 | Kono Aozora ni Yakusoku o: Youkoso Tsugumi Ryou e | TV Series | 13 | 2007 | 3.39(729) | 5.99(740) | | Script/Screenplay (脚本) | 3-4, 7-8 | |
 | Shining Tears X Wind | TV Series | 13 | 2007 | 3.04(1473) | 6.16(1507) | | Script/Screenplay (脚本) | 1-12 | |
 | Elementhunters | TV Series | 39 | 2009 - 2010 | 3.22(360) | 5.73(368) | | Script/Screenplay (脚本) | 10, 19, 25, 27, 32 | |