Natsuko has done the following roles in anime.

Asobi ni Ikuyo! [2010]	announcer
Baby Princess 3D Paradise Love [2011]	Mama
Chrno Crusade	Fiore
GetBackers [2002]	Kudou Himiko
Kareshi Kanojo no Jijou	female student 1
Kiddy GiRL-AND [2009-2010]	Tweedledee
Kiddy Grade [2002-2003]	Tweedledum
Last Exile	Alicia
Last Exile Ginyoku no Fam [2011]	Alistia Agrew
Love Hina [2000] {Again}	Urashima Kanako
Love Hina Again [2002]	Urashima Kanako
Mahou Shoujo Lyrical Nanoha [2004]	Alf
Mahou Shoujo Lyrical Nanoha A's [2005]	Alf
Mahou Shoujo Lyrical Nanoha Vivid [2015]	Lutecia Alpine
Mahou-sensei Negima (TV) [2005-2006]	Ayase Yue (4)
Mahou-sensei Negima Anime Final [2011]	Ayase Yue (4)
Majikano	Mamiya Michiru
Mayo Chiki [2011]	Maria
Nagato Yuki-chan no Shoushitsu [2015]	Asahina Ryouko
Najica Dengeki Sakusen/Najika Blitz Tactics [2001]	Mitsuboshi Kirara
Persona 4 [2011-2012]	Uehara Sayoko
Rozen Maiden [2004]	Suisei Seki
Rozen Maiden Traumend [2005]	Suiseiseki
Scrapped Princess	Farfel
Seto no Hanayome	Maki
Sister Princess [2001]	Karen
Sister Princess Re Pure [2002]	Karen
Solty Rei	Kasha Maverick
Suzumiya Haruhi no Yuuutsu [2006]	Asahina Ryouko

Natsuko has done the following roles in games.

Love Doll -Lovely Idol- [Playstation2]	?
Love Hina Gorgeous -Chiratto Happening- [Playstation 2]	Kanako
Mahou-sensei Negima! 1Jikanme [Playstation2]	?
Memories Off #5 [PlayStation 2]	?
Sengoku Basara 2 [Wii]	Kasuga
Sengoku Basara 3 [Wii]	Kasuga
Sister Princess [Playstation]	Karen
Suzumiya Haruhi no Gekidou [Wii]	Asakura Kyouko
True Love Story Summer Days and yet.. [Playstation 2]	?
Wrestle Angels Survivor [PlayStation 2]	Fujishima Hitomi

Natsuko has done the following roles in audio drama.

Cinematic Sound Drama GetBackers [CD]	?
Mahou Sensei Negima [CD]	Ayase Yue
Sensei ga Iroiro to Nesshin de Nemurenai CD [CD]	Reiko