NINJAL corpus of c. 104.3M words (texts 1976–2006: books, magazines, newspapers, official documents, blogs). Free search without registration in Shonagon; Chunagon by user agreement.
NINJAL corpus of everyday conversation (200 h, 577 conversations, c. 2.4M words, 1,675 speakers; audio, video, morphological annotation). Free Chunagon search on application; full data as paid edition.
Lemmatised and parsed corpus of 7th–8th-c. Old Japanese poetry (Man'yōshū, Kojiki and Nihon shoki songs etc.), c. 90K words; online search, download, CC BY 4.0.
NINJAL diachronic corpus: Nara, Heian, Kamakura, Muromachi, Edo, Meiji–Taishō periods and a waka series; all texts with readings and morphological annotation (v. 2024.03: c. 20.9M short-unit words). Searched in Chunagon under a separate user agreement.
NINJAL corpus of openly licensed texts with open morphological data (Torakan kyōgen, ancient songs, Aozora Bunko works, a Kansai dialect corpus etc.); searchable in Chunagon.
NINJAL platform (under development) publishing versioned data on Japanese dialects and Ryukyuan languages: lexical database with cognate linking, example-sentence and discourse databases.
Digitised Dictionary of the Okinawan (Ryukyuan) Language (9th ed., 2001; Shuri dialect) as Excel files: dictionary, Japanese index, place names; CC BY 4.0.
Annotated Irabu (Miyako) narrative with sound files, recorded 2006 (Kyushu University); part of a numbered series of Irabu text releases on Zenodo; CC BY 4.0.
Rihito Shirata's (Kyoto University) ELAR collection: natural discourse, folklore, songs and elicitation from the Kamikatetsu and Onotsu dialects of Kikai. Some files restricted.
Search interface for a Japanese–English parallel corpus built on Tatoeba sentences (Charles Kelly); the site warns that many Japanese sentences are unnatural or erroneous.