# DARKER THAN BLACK: Kuro no Keiyakusha - Gaiden
*Also known as: Darker than Black: Origins / DARKER THAN BLACK -黒の契約者- 外伝*

## Facts
- Format: SPECIAL
- Status: concluded
- Year: 2010
- Season: WINTER

## Renewal Score
**DARKER THAN BLACK: Kuro no Keiyakusha - Gaiden** has a **49% renewal probability** on Courcast (confidence: 98%) as of 2026-06-03.

## Synopsis
Tells the story of what happened to Yin and Hei between the first and second series.

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/darker-than-black-kuro-no-keiyakusha-gaiden-winter-2010
- API: https://courcast.com/api/public/titles/darker-than-black-kuro-no-keiyakusha-gaiden-winter-2010
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*