Mystery With My Friend 謎解きは親友と

Offers in-app purchases

You can read all the main stories for free.
No need to accumulate tickets nor coins.
*Billing in the application included. You can buy sub-stories or clothes with coins.

Handy detective stories for all mystery fans.
Detective combis will have closer relationships and may fight.
Two of them solves incidents or mysteries in this visual novel.

Stories of young high school students about sweets, daily stories with mysteries, stylish stories in London, calm stories about Japanese tradition, etc...

You can enjoy stories of 4 combis.

☆The main stories
The main stories of all detective combis are all free.
You don’t need to accumulate tickets or coins or pay to read them.
Please enjoy the main stories without any stress, money or time.
Of course, it is free to read again.

☆The sub-stories
There are stories about the daily life of detective combis, small incidents they encounter or stories about supporting characters.
Each season, sub-stories of the detectives will be updated.
You can read them if you purchase coins or items with sub-stories.

You can purchase cloth items or room interior items of the detectives you like.

You can coordinate the cloth items of your favorite detective with this changing function.
You can also change the expression on the face.
Interiors or pets can be set in the room, too.
Furthermore, you can invite other detectives or their friends in the stories to the room.
*At the room screen, you can post your favorite coordinate image on SNS.

This application’s goal is to provide stress-free feelings to as many people as possible through created visual novels to respect diversity and tolerance.
Therefore, there are people of various age, occupation, sexuality, race or values in the stories.


○The Sweets Detective
Nanami, a high school student who is worried about his future.Kon, a high school student who wants to become a patissier. They both love sweets .
Their daily life is full of mysteries, and they solve them with their keen powers of observation,deduction, and knowledge of sweets.
Solving the mysteries and growing up will help them to become adults, little by little.

○The Tailor detective
Takuya, an admirer of Sherlock Holmes, comes to London and meets Louis, a beautiful tailor.
He is a wicked tailor, wicked detective, and a wicked man.
Takuya expects to have a wonderful life in London with Louis.

○The Library Detective
Miisi, a timid librarian, works at a private library. There is Sakaki, a great detective, who has came out the book.
Miisi solves the little mysteries that happen in the library while being watched over by the great detective he read about and admired as a child.
He grows as a detective as he learns about and solves the mysteries of the human mind.

○The God Detective
The name of the coffee shop "Hidamari" means a sunny spot.Yohnoske, a god, is still in the shop today, attracted by the coffee brewed by Chiaki, the owner of the shop.
And, attracted by Yunosuke's reputation for fortune telling, all sorts of customers come to the shop.
This includes goblins, spirits, ...and gods.


○About this app
Title/Mystery with my Friend
Genre/Visual Novels
Price/Free-to-play ※In-app purchases
Target device/Requires iOS11 or later. Android5.0 or later.

Business name/ALLONS-Y, HERISSON, CO.
CEO/Saika Okubo
Location of office/〒105-0013 Hamamatsuchodaiyabldg.2F 2-2-15 Hamamatsucho,Minato-ku, Tokyo-to 105-0013 Japan
Mail address/
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What's New

Vol.7 of the Library detective released
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Additional Information

November 22, 2021
Current Version
Requires Android
4.4 and up
Content Rating
Interactive Elements
In-Game Purchases
In-app Products
$3.49 - $134.99 per item
Offered By
〒105-0013 東京都港区浜松町2丁目2番15号 浜松町ダイヤビル2F
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