Investigation of the books of the Ryukyu literature, research, and creation of description

琉球和冲绳文学研究对日本文化研究也具有重要意义。在本研究中，我们观察了各个领域的数据，如既有文献资料又有漂流船的记录，江户时代的产品研究数据，以及中国诗歌句子的数据。尤其有必要对冲绳县以外地区遗留下来的资料进行调查。然后，对四国地区或九州地区的记录、江户时代的出版物（现称《琉球单》）等进行了调查。除了对原稿进行调查外，还使用了日本文史研究所保存的微缩胶片，并对更大范围的数据进行了数据积累。整理整理了271种琉球资料的位置、书目资料和书目注释。此外，还探讨了室町故事与琉球民间故事等相关的诸多问题。

Ryukyu and the Okinawa literary researches are important also for research of Japanese culture.In this research, the data of various fields, such as record of not only literary data but a drifting ship, data of the product study of the Edo period, and data of a Chinese poetry sentence, were observed.It is necessary to investigate the data which remained in places other than Okinawa Prefecture especially.Then, it investigated about record of the Shikoku district or the Kyushu district, the publication of the Edo period currently called "Ryukyu mono", etc.In addition to investigation of the original, the microfilm which National Institute of Japanese Literature keeps was also used, and data was accumulated also about the data of a larger area.These data was arranged and the whereabouts, bibliographic data, and a bibliographical note were created about 271sorts of Ryukyu data. Moreover, it inquired about many problems of the Muromachi tale relevant to the Ryukyu folktale etc.