Good night, brother.

A girl's game.
2025/4/1 ver2.00 (Added extra SS, manga, badge function, etc. after clear)
*A questionnaire is now being conducted after the game is cleared! ★：https://forms.gle/QgpDixagvsSKTGoCA

Synopsis
Fujishima Shino (name can be changed) is a college student who is a self-confessed black lover.
One summer day, she learns that her brother, who lives alone, has fallen ill with insomnia.
When she goes to visit him, she finds him in worse shape than she had imagined.
She refuses his request to stay the night, but...

And so begins a summer of strange house arrest.

Recommended for...
Those who are interested in romance between siblings.
Those who are not interested in siblings, but are okay with siblings-in-law!
I'm not a fan of the "romantic" brother-sister relationship, but I'm a fan of the "romantic" brother-sister relationship!
I like heartwarming stories, and I'm also okay with a little bit sickly stories!

I like heartwarming stories, and I can even handle a few sickly ones!
Recommended for ages .........15 and up
Play time......1 route about 1.5 hours, full complete about 3 hours
Target audience.........1
Still............ 27 pictures (not including differences)
Endings...7
Play environment...... download version is recommended

Cautions
This game contains romance between siblings, depictions of child abuse (abandonment), and mild sexual scenes, and is recommended for players 15 and older.
Please note that the description of sleep disorder (insomnia) in the game is not based on a precise medical point of view.
Please refrain from playing the game if you do not like the above elements.
The main character has a strong personality.
The producer is not responsible for any damage or trouble caused by the use of the game.
Redistribution of the game and comments made by the author are prohibited.
Reproduction is prohibited.

Reproduction is prohibited.
Reproduction is prohibited. If you post a video of you playing the game, we may ask you to delete it through a video-sharing website. Please understand this in advance.

Please be aware that we may ask you to delete your videos through video-sharing websites.
If you find any problems or misspellings, please contact us at https://odaibako.net/u/chooouko or X (Twitter) account (@chooouko).

Please contact us by e-mail or phone.
All of them are welcome!　We will be very happy to hear from you.
When posting on X (Twitter), please use the hashtag "#Oyabrother" so that we can go back and look at it later.
We also welcome quotes of dialogue and text for the purpose of introduction, as well as screenshots of game screens other than stills.
Please refrain from posting stills, as they contain a lot of spoilers.
When submitting fan art or screenshots to X, you do not need to add noise to prevent AI learning.

Update history
2025/04/01 ver2.00 (Added SS and manga to the "extra" page after clearing the game, implemented the badge function, added the page of materials used, etc.)
2024/12/03 ver1.02 (Fixed a bug in the end list. Fixed a slightly larger font size in the text field)
2024/09/21 ver1.01 (Correction of inconsistent descriptions with stills, incorrect descriptions of characters speaking lines, etc.)
2024/08/26 ver1.00 (game release)

すべて表示折りたたむ