There are current science of Japanese language sutudy and Japanese education assuming considering a language (Lang) that is separated from a concrete scene and genre on usage. However, for use and the creation of language, it is necessary for us to consider the verbalization functioning in a concrete use scene and a social genre. Mikhail Bakhtin to be able to tell to be the pioneer submitted the interactivity of text as a principle of language consideration. This article considered sentence constitution of Ryunosuke Akutagawa ＂Kokuiseibo＂ and the characteristic of linguistic form used there as an example of the text in the social genre with an interactivity of Bakhtin as a clue. As a result, Ryunosuke Akutagawa put two sentence constitution forms together in this work. One of the forms is a part showing a central topic using a form to talk about an experience and hearsay used widely in modern times. Another form puts it by foreword and back word biting to set the scene of a narrator and the listener. This form really brings about a sense of reality as if a reader hears the story. This is a text vehicle to produce framing effect giving reality to the reader as the listener. This form is a model of the sentence constitution that a similar instance is seen a lot so many, and is used in the present age. The text with the concrete genre can show the interactive function of the text as well as a linguistic form and the regularity of the use. It opens the way of the application of the language study to Japanese education more