得郎: a male given name

万一郎: a male given name

檳榔: the areca or betel palm, Areca catechu

檳榔子: areca nut or betel nut, the seed of the areca or betel palm, Areca catechu; a dark red color used in dyeing

勤労: labor

勤労: to labor, to work

風朗: male given name

風浪: wind and wave / 封蝋: sealing wax

労務者: a laborer; a forced laborer

(slang, derogatory) A vague, derogatory label applied to stories that have overdone, clichéd elements. Usually an isekai story with elements like those described at 異世界#Usage notes.