たなつもの

Etymology
Possibly from 🇰🇲.

Noun

 * 1) a seed of a rice plant
 * 2) five grains
 * 1) five grains

Reconstruction notes
This word is not phonetically attested proper in Old Japanese; it is attested to glosses in the . This reading may be further strengthened by the  of 934, which records the readings of 水田種子 as 太奈都毛乃 (tana tu mono2), and 陸田種子 as 波多介豆毛乃.