3 articles in this series
A complete guide to もの（だ）in Japanese: the original meaning of 物, its grammatical evolution, emotional and explanatory uses, expressive nuance, the differences between もの・もん・ものだ, and an in-depth analysis of the main shades of meaning with examples.
Why can sumimasen also mean “thank you” in Japanese? A linguistic analysis of the verb 済む (sumu), its semantic evolution, and a comparison with arigatou in real Japanese usage.
A detailed guide to the Japanese colloquial particle だっけ: origin, grammatical structure, and how it is used to recall past information. Includes its nuances compared with standard past forms such as 〜た and 〜だった in modern Japanese.
