| 原始林 | [げんしりん, genshirin] (n) primeval forest; virgin forest [Add to Longdo] |
| 原生林 | [げんせいりん, genseirin] (n) primeval forest; virgin forest [Add to Longdo] |
| 自然林 | [しぜんりん, shizenrin] (n) virgin forest [Add to Longdo] |
| 処女林 | [しょじょりん, shojorin] (n) virgin forest [Add to Longdo] |