diff --git a/README.md b/README.md
index 6b3018914..71c505130 100644
--- a/README.md
+++ b/README.md
@@ -229,6 +229,7 @@ Developer note: The software implements the [Torznab](https://github.com/Sonarr/
  * Abnormal
  * Acid Lounge (A-L)
  * Aftershock
+ * Aidoru!Online
  * Aither
  * AlphaRatio (AR)
  * AmigosShareClub
diff --git a/src/Jackett.Common/Definitions/aidoruonline.yml b/src/Jackett.Common/Definitions/aidoruonline.yml
new file mode 100644
index 000000000..5038da5ae
--- /dev/null
+++ b/src/Jackett.Common/Definitions/aidoruonline.yml
@@ -0,0 +1,147 @@
+---
+id: aidoruonline
+name: Aidoru!Online
+description: "Aidoru!Online is a Private Torrent Tracker for Female Japanese Idol related files"
+language: en-us
+type: private
+encoding: UTF-8
+links:
+  - https://aidoru-online.me/
+legacylinks:
+  - https://aidoru-online.org/
+
+caps:
+  categorymappings:
+    - {id: 1, cat: Movies, desc: "BD/DVDISO"}
+    - {id: 2, cat: Movies, desc: "BD/DVD-RIP"}
+    - {id: 3, cat: TV, desc: "TV"}
+    - {id: 4, cat: TV, desc: "Perf"}
+    - {id: 5, cat: TV, desc: "PV"}
+    - {id: 6, cat: TV, desc: "Webstream"}
+    - {id: 7, cat: Other, desc: "Image"}
+    - {id: 8, cat: Audio, desc: "Audio"}
+    - {id: 9, cat: Audio, desc: "Album"}
+    - {id: 10, cat: Audio, desc: "Single"}
+    - {id: 11, cat: Audio, desc: "Radio"}
+    - {id: 12, cat: Other, desc: "Misc"}
+
+  modes:
+    search: [q]
+    tv-search: [q]
+    movie-search: [q]
+
+settings:
+  - name: cookie
+    type: text
+    label: Cookie
+  - name: info
+    type: info
+    label: How to get the Cookie
+    default: "<ol><li>Login to this tracker with your browser<li>Open the <b>DevTools</b> panel by pressing <b>F12</b><li>Select the <b>Network</b> tab<li>Click on the <b>Doc</b> button (Chrome Browser) or <b>HTML</b> button (FireFox)<li>Refresh the page by pressing <b>F5</b><li>Click on the first row entry<li>Select the <b>Headers</b> tab on the Right panel<li>Find <b>'cookie:'</b> in the <b>Request Headers</b> section<li><b>Select</b> and <b>Copy</b> the whole cookie string <i>(everything after 'cookie: ')</i> and <b>Paste</b> here.</ol>"
+  - name: freeleech
+    type: checkbox
+    label: Search freeleech only
+    default: false
+  - name: sort
+    type: select
+    label: Sort requested from site
+    default: "id"
+    options:
+      "id": "created"
+      "seeders": "seeders"
+      "size": "size"
+      "name": "title"
+  - name: type
+    type: select
+    label: Order requested from site
+    default: "desc"
+    options:
+      "desc": "desc"
+      "asc": "asc"
+
+login:
+  method: cookie
+  inputs:
+    cookie: "{{ .Config.cookie }}"
+  test:
+    path: index.php
+  test:
+    path: /
+    selector: a[href="account-logout.php"]
+
+ratio:
+  path: /
+  selector: td:contains("Ratio") ~ td
+
+search:
+  paths:
+    # https://aidoru-online.me/get_ttable.php?pcat=Show+All&scat=3%2C4%2C5%2C6&subbed=&fl=&resd=&p=0&searchstr=peace&deadlive=0&sortcol=id&sortorder=desc&startdt=&enddt=
+    - path: get_ttable.php
+  inputs:
+    pcat: "Show+All"
+    $raw: "scat={{ range .Categories }}{{.}},{{end}}&"
+    subbed: ""
+    fl: "{{ if .Config.freeleech }}1{{ else }}{{ end }}"
+    resd: ""
+    p: 0
+    searchstr: "{{ .Keywords }}"
+    deadlive: 1
+    sortcol: "{{ .Config.sort }}"
+    sortorder: "{{ .Config.type }}"
+    startdt: ""
+    enddt: ""
+    # does not support imdbid search and does not return imdb link in results
+
+  rows:
+    selector: table.ttable_headinner tr.t-row:has(a[href^="download.php?id="])
+
+  fields:
+    category:
+      selector: a.category-link
+      case:
+        ":contains(\"DVDISO\")": 1
+        ":contains(\"DVD-RIP\")": 2
+        ":contains(\"TV\")": 3
+        ":contains(\"Perf\")": 4
+        ":contains(\"PV\")": 5
+        ":contains(\"Webstream\")": 6
+        ":contains(\"Image\")": 7
+        ":contains(\"Audio\")": 8
+        ":contains(\"Album\")": 9
+        ":contains(\"Single\")": 10
+        ":contains(\"Radio\")": 11
+        ":contains(\"Misc\")": 12
+    title:
+      selector: a[href^="torrents-details.php?id="]
+      attribute: title
+    details:
+      selector: a[href^="torrents-details.php?id="]
+      attribute: href
+    download:
+      selector: a[href^="download.php?id="]
+      attribute: href
+    size:
+      selector: td.ttable_size
+    seeders:
+      selector: td:nth-last-child(4)
+    leechers:
+      selector: td:nth-last-child(3)
+    grabs:
+      selector: td:nth-last-child(2)
+    date:
+      selector: td:last-child
+      filters:
+        - name: append
+          args: " +09:00"
+        - name: dateparse
+          args: "060102 15:04:05 -07:00"
+    downloadvolumefactor:
+      case:
+        img[src="images/freeleech.png"]: 0 # dl not counted
+        img[src="images/freeleech2.png"]: 0 # dl not counted & upload 2x
+        "*": 1
+    uploadvolumefactor:
+      case:
+        img[src="images/freeleech2.png"]: 2
+        "*": 1
+# TorrentTrader v2-svn