Dachi no Imouto Volume 1 Extras + Volume 1 Batch Release

 

The volume 1 extras can be found here: https://www.mediafire.com/file/t9wnnv434ve6tzl/

Or read online at MangaDex.

The volume 1 batch can be found here: https://www.mediafire.com/file/cfdxq7u9r6e5xwj/

Please note that numbering of the chapters has changed to match the table of contents in the tankoubon release.