5月19日 佐渡の田植えイベントのお昼に加藤登紀子さんが来て佐渡のトキを守る会の斉藤さんとの写真です。
関連記事
The Relationship Between Math and Technology
Math and Technologies During history, math concepts has been a sign...
Conversation and Info Storage Program
Data storage space enables the safekeeping of files for the purpose o...