1. writing

noun or participle which takes the aux. verb suru noun (common) (futsuumeishi)

2. entry (e.g. to a form)

noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru

3. posting (e.g. to a blog)

noun or participle which takes the aux. verb suru noun (common) (futsuumeishi)