JSON Streaming - Wikipedia

https://en.wikipedia.org/wiki/JSON_Streaming

Line delimited JSON (LDJSON), newline delimited JSON (NDJSON), and JSON lines (JSONL) are three terms for equivalent formats of JSON streaming.

ndjson

http://ndjson.org/

This page describes the ndjson format, also called Newline delimited JSON.
NDJSON is a convenient format for storing or streaming structured data that may be processed one record at a time.

http://specs.okfnlabs.org/ndjson/

NDJSON - Newline delimited JSON

1行 1 JSON のデータフォーマットに「ndjson」という名前が付いていたのを初めて知った。