Look@古文単語337 増補版 is an educational app that allows users to learn 337 ancient Japanese vocabulary words featured in the books "イラストとシーンでおぼえるLook@古文単語337" and its expanded version. Developed by 株式会社啓隆社, this app is designed for students of Japanese language and literature.

The app offers several features to facilitate efficient learning. In the Word Card mode, users can learn the meanings of the vocabulary words through illustrations and catchy phrases. The Test mode presents multiple-choice questions that ask for the meanings of the words within example sentences. If a word is answered incorrectly, it can be added to the "My Wordbook" for later review.

The My Wordbook mode allows users to review the words they have added from the Word Card and Test modes. Additionally, users can specify the range of words to be displayed or tested based on the page numbers of the books "イラストとシーンでおぼえるLook@古文単語337" and its expanded version. This feature is useful for exam preparation and tracking learning progress.

With the Part of Speech Achievement feature, users can keep track of the words they have answered correctly in the tests and monitor their overall progress in learning the different parts of speech.

Look@古文単語337 増補版 is a free app available on the Android platform, making it easily accessible for Japanese language learners seeking to expand their knowledge of ancient Japanese vocabulary.