A supernatural system allows people to take revenge by having other people sent to Hell via the services of a mysterious entity and her assistants who implement this system. Revenge, injustice, hatred, and the nature of human emotions are common themes throughout the series.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | From Beyond the Twilight | 2005-10-04 | 25 min |
| Season 1 | Episode 2 | The Possessed Girl | 2005-10-11 | 25 min |
| Season 1 | Episode 3 | The Filthy Mound | 2005-10-18 | 25 min |
| Season 1 | Episode 4 | Inaudible Cry | 2005-10-25 | 25 min |
| Season 1 | Episode 5 | The Women of the High Tower | 2005-11-01 | 25 min |
| Season 1 | Episode 6 | The Window on an Early Afternoon | 2005-11-08 | 25 min |
| Season 1 | Episode 7 | A Broken Disguise | 2005-11-15 | 25 min |
| Season 1 | Episode 8 | The Silent Relationship | 2005-11-22 | 25 min |
| Season 1 | Episode 9 | Sweet Trap | 2005-11-29 | 25 min |
| Season 1 | Episode 10 | Friends | 2005-12-06 | 25 min |
| Season 1 | Episode 11 | Broken String | 2005-12-13 | 25 min |
| Season 1 | Episode 12 | Split Shards | 2005-12-20 | 25 min |
| Season 1 | Episode 13 | Imprisoned Girl | 2005-12-27 | 25 min |
| Season 1 | Episode 14 | Across the Blind Alley | 2006-01-03 | 25 min |
| Season 1 | Episode 15 | Island Girl | 2006-01-17 | 25 min |
| Season 1 | Episode 16 | Night of the Itinerant Entertainers | 2006-01-24 | 25 min |
| Season 1 | Episode 17 | Glass Scenery | 2006-01-31 | 25 min |
| Season 1 | Episode 18 | Bound Girl | 2006-02-07 | 25 min |
| Season 1 | Episode 19 | Puppet Bride | 2006-02-14 | 25 min |
| Season 1 | Episode 20 | Hell Girl vs. Hell Boy | 2006-02-21 | 25 min |
| Season 1 | Episode 21 | Kind Neighbor | 2006-02-28 | 25 min |
| Season 1 | Episode 22 | Rain of Regret | 2006-03-07 | 25 min |
| Season 1 | Episode 23 | The Light of the Ward | 2006-03-14 | 25 min |
| Season 1 | Episode 24 | Twilight Village | 2006-03-21 | 25 min |
| Season 1 | Episode 25 | Hell Girl | 2006-03-28 | 25 min |
| Season 1 | Episode 26 | Basting | 2006-04-04 | 25 min |
| Season 2 | Episode 1 | The Girl Lost In the Darkness | 2006-10-07 | 25 min |
| Season 2 | Episode 2 | Bubbles Under the Surface | 2006-10-14 | 25 min |
| Season 2 | Episode 3 | Beloved Kei-chan | 2006-10-21 | 25 min |
| Season 2 | Episode 4 | Secret | 2006-10-27 | 25 min |
| Season 2 | Episode 5 | Rampage to Hell | 2006-11-04 | 25 min |
| Season 2 | Episode 6 | The Place Where the Sun Hits | 2006-11-11 | 25 min |
| Season 2 | Episode 7 | Bonds | 2006-11-18 | 25 min |
| Season 2 | Episode 8 | Fake Hell Correspondence | 2006-11-25 | 25 min |
| Season 2 | Episode 9 | Elder Brother, Younger Sister | 2006-12-02 | 25 min |
| Season 2 | Episode 10 | Hone-Onna's Wet Holiday | 2006-12-09 | 25 min |
| Season 2 | Episode 11 | The Distant Adjoining Room | 2006-12-16 | 25 min |
| Season 2 | Episode 12 | Black Furrow | 2006-12-23 | 25 min |
| Season 2 | Episode 13 | The Tragedy of V | 2007-01-06 | 25 min |
| Season 2 | Episode 14 | The Calm Lake Shore | 2007-01-13 | 25 min |
| Season 2 | Episode 15 | For This Country | 2007-01-20 | 25 min |
| Season 2 | Episode 16 | A Wicked Woman's Desire | 2007-01-27 | 25 min |
| Season 2 | Episode 17 | Silent Glance | 2007-02-03 | 25 min |
| Season 2 | Episode 18 | That Person's Memories | 2007-02-10 | 25 min |
| Season 2 | Episode 19 | Steam Hell, Inn on a Journey | 2007-02-17 | 25 min |
| Season 2 | Episode 20 | A Maiden's Album | 2007-02-24 | 25 min |
| Season 2 | Episode 21 | Soft Paper Balloon | 2007-03-03 | 25 min |
| Season 2 | Episode 22 | Longing | 2007-03-10 | 25 min |
| Season 2 | Episode 23 | Distrust | 2007-03-17 | 25 min |
| Season 2 | Episode 24 | Chain | 2007-03-24 | 25 min |
| Season 2 | Episode 25 | Wandering | 2007-03-31 | 25 min |
| Season 2 | Episode 26 | Indigo Dye | 2007-04-07 | 25 min |
| Season 3 | Episode 1 | The Girl Who was Taken | 2008-10-04 | 25 min |
| Season 3 | Episode 2 | Caged Bird | 2008-10-11 | 25 min |
| Season 3 | Episode 3 | The Rotten Fruit | 2008-10-18 | 25 min |
| Season 3 | Episode 4 | Elder Brother | 2008-10-25 | 25 min |
| Season 3 | Episode 5 | Cicada | 2008-11-01 | 25 min |
| Season 3 | Episode 6 | My Teacher | 2008-11-08 | 25 min |
| Season 3 | Episode 7 | Liar | 2008-11-15 | 25 min |
| Season 3 | Episode 8 | Next Door | 2008-11-22 | 25 min |
| Season 3 | Episode 9 | Lost Inari | 2008-11-29 | 25 min |
| Season 3 | Episode 10 | The Goldfish in the Mirror | 2008-12-06 | 25 min |
| Season 3 | Episode 11 | The Blotted Page | 2008-12-13 | 25 min |
| Season 3 | Episode 12 | Mid-Summer Graph | 2008-12-20 | 25 min |
| Season 3 | Episode 13 | The Six-Script Lantern | 2008-12-27 | 25 min |
| Season 3 | Episode 14 | Street Corner of Malice | 2009-01-10 | 25 min |
| Season 3 | Episode 15 | Rabbit and Tortoise | 2009-01-17 | 25 min |
| Season 3 | Episode 16 | Trap of Temptation | 2009-01-24 | 25 min |
| Season 3 | Episode 17 | Inside the Straw | 2009-01-31 | 25 min |
| Season 3 | Episode 18 | Special Radio | 2009-02-07 | 25 min |
| Season 3 | Episode 19 | Snow, Moon, Flowers | 2009-02-14 | 25 min |
| Season 3 | Episode 20 | Hell Doctor vs. Hell Girl | 2009-02-21 | 25 min |
| Season 3 | Episode 21 | The Back Front | 2009-02-28 | 25 min |
| Season 3 | Episode 22 | Flower and Moon | 2009-03-07 | 25 min |
| Season 3 | Episode 23 | Twilight Hill | 2009-03-14 | 25 min |
| Season 3 | Episode 24 | Mayfly | 2009-03-21 | 25 min |
| Season 3 | Episode 25 | Yuzuki | 2009-03-28 | 25 min |
| Season 3 | Episode 26 | Spiritual Locus | 2009-04-04 | 25 min |
| Season 4 | Episode 1 | Can't Be Seen, Can't Be Heard | 2017-07-14 | 25 min |
| Season 4 | Episode 2 | There's Only You | 2017-07-21 | 25 min |
| Season 4 | Episode 3 | Someday, Somebody Will... | 2017-07-28 | 25 min |
| Season 4 | Episode 4 | Bury Me Deep | 2017-08-04 | 25 min |
| Season 4 | Episode 5 | I Can Hear the Song of the Wind | 2017-08-11 | 25 min |
| Season 4 | Episode 6 | Twill | 2017-08-18 | 25 min |
| Season 4 | Episode 7 | The Tarnished Mound | 2017-08-25 | 25 min |
| Season 4 | Episode 8 | Reminiscence II: Early Afternoon Window | 2017-09-01 | 25 min |
| Season 4 | Episode 9 | Spilled Bits | 2017-09-08 | 25 min |
| Season 4 | Episode 10 | Black Rut | 2017-09-15 | 25 min |
| Season 4 | Episode 11 | A Bird in a Cage | 2017-09-22 | 25 min |
| Season 4 | Episode 12 | Stray Inari | 2017-09-29 | 25 min |
| Art | Yasuhiro Ito | Prop Designer |
| Directing | Takahiro Omori | Series Director |
| Visual Effects | Mariko Oka | Character Designer |
| Writing | Hiroshi Watanabe | Writer |
