10/01/2002 - 03/25/2003 Finished
Spiral: Bond of Reasoning (Spiral: Suiri no Kizuna)
Also known as: スパイラル -推理の絆-
Ayumu Narumi has always lived overshadowed by his detective brother Kiyotaka, who vanished two years ago and left only a cryptic message about the Blade Children. When a girl at his school is murdered and Ayumu becomes the prime suspect, his investigation uncovers that the mysterious Blade Children are connected to Kiyotaka's disappearance,and Ayumu himself is far more entangled in their world than he ever realized.
25
Total episodes
25
Canon episodes
0
Filler episodes
0%
% Filler
Canon episodes · 25 Filler episodes · 0
Related works
Related works and sequels
Standalone work
No sequel, prequel, or registered spin-off is linked to Spiral: Suiri no Kizuna. Its episode total belongs to this title alone.
What to watch, what to skip
Watch order: filler vs canon
Spiral: Suiri no Kizuna has no filler episodes: all 25 episodes are canon. You can watch it from first to last without checking any list of skippable episodes.
Episode by episode
Complete guide by season
25 Episodes
| # | Episodes | Aired | Type |
|---|---|---|---|
| 1 | Spiral of Destiny10/01/2002 | 10/01/2002 | Canon |
| 2 | Manor of Death10/08/2002 | 10/08/2002 | Canon |
| 3 | Cursed Children10/15/2002 | 10/15/2002 | Canon |
| 4 | The Happiness of Those Who Believe10/22/2002 | 10/22/2002 | Canon |
| 5 | Misty Gallows10/29/2002 | 10/29/2002 | Canon |
| 6 | Blind Spot in the Web11/05/2002 | 11/05/2002 | Canon |
| 7 | The Choice of the Nonbeliever11/12/2002 | 11/12/2002 | Canon |
| 8 | Day of the Defeated11/19/2002 | 11/19/2002 | Canon |
| 9 | All Things That Are Possible to You11/26/2002 | 11/26/2002 | Canon |
| 10 | Only One Wise Action12/03/2002 | 12/03/2002 | Canon |
| 11 | Goodnight Sweetheart12/10/2002 | 12/10/2002 | Canon |
| 12 | Dry Eyes12/17/2002 | 12/17/2002 | Canon |
| 13 | Overture12/24/2002 | 12/24/2002 | Canon |
| 14 | Shimmering Fragrance01/07/2003 | 01/07/2003 | Canon |
| 15 | Like a Swan01/14/2003 | 01/14/2003 | Canon |
| 16 | Moving Targets01/21/2003 | 01/21/2003 | Canon |
| 17 | The Watcher in the Darkness01/28/2003 | 01/28/2003 | Canon |
| 18 | The Lamenting Angel02/04/2003 | 02/04/2003 | Canon |
| 19 | Mirror of the Heart02/11/2003 | 02/11/2003 | Canon |
| 20 | Whispering Shadows02/18/2003 | 02/18/2003 | Canon |
| 21 | The Sound of a Breaking Heart02/25/2003 | 02/25/2003 | Canon |
| 22 | The Confession03/04/2003 | 03/04/2003 | Canon |
| 23 | Relentless Rain03/11/2003 | 03/11/2003 | Canon |
| 24 | The Man in the High Castle03/18/2003 | 03/18/2003 | Canon |
| 25 | The Sound of an Iris Freezing and Melting03/25/2003 | 03/25/2003 | Canon |
Verified legal platforms
Where to watch Spiral: Bond of Reasoning
All the platforms where you can watch Spiral: Bond of Reasoning legally, with direct links to each service.
We don't have confirmed streaming platforms for this anime yet.
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Common questions
Frequently asked questions
How many seasons does Spiral: Suiri no Kizuna have?
Spiral: Suiri no Kizuna has a total of 1 season. The series is completed. Each season is divided into multiple episodes with stories that advance the main plot of the anime.
How many episodes does Spiral: Suiri no Kizuna have?
In total, Spiral: Suiri no Kizuna has 25 episodes in its only season. You can consult the complete episodes table to see the breakdown by season.
What is the best order to watch Spiral: Suiri no Kizuna?
It is recommended to watch Spiral: Suiri no Kizuna in chronological broadcast order. This means starting from season 1 and continuing sequentially to the last season. Check our watch order guide which includes information about filler vs canon episodes for an optimal experience.
Where can I watch Spiral: Suiri no Kizuna online?
Spiral: Suiri no Kizuna is available on various legal streaming platforms. Check the platforms section at the top of this page to see where it's currently available. Options may vary depending on your geographic region.
Is Spiral: Suiri no Kizuna a complete anime?
Yes, Spiral: Suiri no Kizuna is a completed anime. All seasons have already aired and you can enjoy the series in its entirety without waiting for new episodes.
Where can I see Spiral: Suiri no Kizuna's score and reviews on MyAnimeList?
You can check the score, reviews, characters and statistics for Spiral: Suiri no Kizuna directly on MyAnimeList, the world's largest anime database. There you'll find the community rating, global ranking and opinions from other fans.