Terms of use

The English version of these terms of use.

If you can understand Japanese, please read the Japaneseversion of the Terms of Use .

If you have any questions about the terms of use, please contact us using the contact form.

Terms of Use

These Terms of Use are the terms of use for all the KasuiFua, KayamiMiho, KaruiSako, KasoDen(Denko) voice libraries and their characters that are provided by Kaguya Hiiragi.
If you use these services, you are required to read and agree to the terms and conditions of this agreement.


1■ Definition

(1) "rainy" refers to all the KasuiFua, KayamiMiho, KaruiSako, KasoDen(Denko) voice libraries and their characters.
The term "rainy's voice library" refers to the voice library and the term "rainy's characters" refers to the characters and character designs.
(2) "Owner" refers to Kaguya Hiiragi who created the voice of rainy's voice library, the character designs for them, and the official renderings of the characters.
(3) "User" refers to the person who uses the voice library and the characters according to the Terms of Use.
(4) "Terms of Use" refers to the Terms of Use which sets forth the terms of use for rainy.

2■ Application

A. By using all the audio libraries and characters on rainy, you agree to these Terms of Use.

B. If there is any discrepancy between this agreement and the Japanese version of the Terms of Service, the Japanese version of the Terms of Service takes precedence.

C. rainy is always subject to the latest Terms of Service. Old character designs, illustrations, and audio libraries that have been discontinued, as well as audio libraries downloaded before the revision of this Terms of Service, are also subject to the latest Terms of Service.

3■Disclaimer

A.right holder is not responsible for any damage caused by the use of rainy. You use rainy at your own risk.

B. right holder is not responsible for any trouble between you and other users caused by your use of rainy.

4■Prohibited Acts

A. You shall not do the following when using rainy.

(01) Impersonate the right holder or pretend to be the right holder
(02)Expressions that may damage the image of the rights holder or rainy
(03) Use on legally questionable sites
(04) Use of rainy's audio library for age-restricted expressions (so-called R-18 and R-18G).
(05) Secondary distribution of the audio library, official illustrations, and materials included in the audio library.
(06) Use of the illustrations of official pictures, materials included in the audio library, or related illustrations for the icons or headers of SNS without permission of the copyright holder.
(07) Use of official drawings, RAINY's character designs, or character names in videos that are not related to the audio library.
(08) Creating Derived Characters by Pitch Change
(09) Commercial use without permission of the right holder*2
(10) Operating a video or SNS account under the name "KasuiFua", "KayamiMiho", "KaruiSako" or "KasoDen".
(11)Political, criminal, discriminatory or defamatory use
(12)Use for content that promotes criminal acts.
(13)Solicitation of religion or use for missionary purposes*3
(14)Any other act that the right holder deems inappropriate.

1 There is a special case.
2 Only with the permission of the right holder.

3. You may use it for general purposes, such as hymns, Prajnaparamita Sutra, Christmas, New Year's visit, etc., as it is not considered to be a solicitation of religion or a missionary purpose.

B. If you repeatedly violate the terms and conditions of the service, or if you seriously violate the terms and conditions of the service, you are strictly forbidden to use any of the distribution materials created or managed by the right holder or involved in creating them.

5■Requirements

A.You must write the name of the character (KasuiFua,KayamiMiho,KaruiSako,KasoDen(Denko)) that you used when you published your work with either the voice library and/or characters of rainy.

B.In the following special cases where you are not allowed to put your character's name in the entry for a certain period of time, you are allowed to use your entry without any description within one week after the announcement of your work. However, after one week, you are required to credit your character's name.

Voice library quizzes.
With the prior permission of the rights holder

6■License Items

A. The following acts are permitted

(01) Derivative works*1
(02)Posting on video submission sites, music submission sites, illustration submission sites, etc.*2
(03) Homogeneous use
(04) Use of official illustrations in a way that does not destroy the original form
(05) Cover of an existing song*3
(06)Voice of other characters by this voice library*4
(07) Use as HANASU
(08) Change your character's costume and hairstyle*5
(09) Coupling expressions*6
(10)Use for age-restricted expressions of rainy characters (so-called R-18 and R-18G) *7

1 There are no restrictions on the format of illustrations, music, CG models, etc.
2 However, it depends on the rules of the site.
3 You may use them in "Remix", but you must consider the copyright.
4 You must consider the rules for the characters to which the voice can be assigned.
5 You must, however, preserve the original form. Expressions that sound as if they are official are prohibited.
6 Regardless of whether it is heterosexual or homosexual. However, you must check the other party's rules.
7 You must ensure that those under the age of 18 are absolutely not allowed to view it.

7 ■Secondary distribution of the audio library

A.rainy prohibits secondary distribution of this software.
However, you may get the unaltered audio files for free under the following conditions: - The distribution of the unaltered audio files, including the text files and the attached data.
If you have lost your unmodified audio library or the uploader itself, and you have not been able to contact with Kaguya Hiiragi for more than a year by any means.
In the event that Kaguya Hiiragi dies and the audio library is lost from the uploader or the uploader itself is lost, making it almost impossible to obtain a legitimate copy.

B.7-a shall not apply if the distribution of the audio library has already been suspended by the rights holder.

8■ Governing Law and Jurisdiction

A. These terms and conditions are governed by the laws of Japan.

B. In the event of any doubt concerning the interpretation of these Terms and Conditions, the Rightholder shall be entitled to decide on the interpretation to the extent that it is reasonable.

C. In case of any dispute between the right holder and the user, the court with jurisdiction over the place of residence of the right holder shall be the exclusive jurisdiction.

9■Changes to the Terms and Conditions

A. You are entitled to change the Terms and Conditions at any time for any reason.

B. If you continue to use rainy after the modification of these Terms and Conditions, you shall be deemed to have agreed to the modified Terms and Conditions.

10■ More Information

A. About the use of doujin

If you want to use the doujin's use, even if it is a paid sale, it is optional if you want to collect the necessary expenses.
However, we will need to contact you in the following cases.
In the following cases.

B. rainy is not related to any existing person, group or character.

C. The right holder may change the distribution method of "rainy", and may suspend or terminate the distribution of "rainy" without notice.

Kaguya Hiiragi


09/01/2018 Enacted and enacted
11/17/2018 Revised.
04/13/2019 Revised.
12/14/2019 Revised.
01/07/2020 Revised.
04/19/2020 Revised.
05/14/2020 Revised.
08/03/2020 Revised.
10/14/2020 Revised.

11/23/2020 Revised.

This translation was translated using DeepL. Accuracy can not be guaranteed.

If you can understand Japanese, PLEASE read Japanese Terms of use.