| Created |
| Associated with unit of related similar-origin browsing contexts |
| Associated with 関連する類似起源閲覧文脈の単位 |
| Associated with 関係する類似起源閲覧文脈の単位 |
| Associated with MutationObserver scripting environment |
| Associated with 関連する類似起源閲覧文脈群の単位 |
| Associated with 類似起源窓エージェント |
| Associated with smilar-origin window agent |
| Associated with 類似起源ウィンドウエージェント |