Form SCHEDULE 13G/A Bilibili Inc. Filed by: Xu Yi

The address of the Reporting Persons is c/o Building 3, Guozheng Center, No. 485 Zhengli Road, Yangpu District, Shanghai, 200433, People's Republic of China.

XU Yi is a citizen of the People's Republic of China. Kami Sama Limited is a British Virgin Islands company.

The information required by Item 4(a) is set forth in Row 9 of the cover page for each Reporting Person and is incorporated herein by reference.

The information required by Item 4(b) is set forth in Row 11 of the cover page for each Reporting Person and is incorporated herein by reference. The percentage of class of securities beneficially owned by each Reporting Person is based on 80,700,010 Class Y ordinary shares and 332,615,891 Class Z ordinary shares of the Issuer outstanding as of September 26, 2025, based on the information provided by the Issuer. The percentage of aggregate voting power for XU Yi and Kami Sama Limited, was 22.4% and 22.3%, respectively. For each Reporting Person, the percentage of aggregate voting power is calculated by dividing the voting power beneficially owned by such Reporting Person by the voting power of all of the Issuer's Class Z and Class Y ordinary shares as a single class. Each holder of Class Z ordinary shares is entitled to one vote per share and each holder of Class Y ordinary shares is entitled to ten votes per share on all matters submitted to them for a vote.  %

The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each Reporting Person and is incorporated herein by reference. XU Yi: Represents (i) 25,467,208 Class Y ordinary shares directly held by Kami Sama Limited, a business company limited by shares incorporated in British Virgin Islands, and (ii) 45,000 Class Z ordinary shares in the form of ADSs held by Mr. Xu. Kami Sama Limited is controlled by The Homur Trust, a trust established under the laws of Cayman Islands and managed by TMF (Cayman) Ltd. as the trustee. Mr. Yi Xu is the settlor of The Homur Trust, and Mr. Xu and his family members are the trust's beneficiaries. Under the terms of this trust, Mr. Xu has the power to direct the trustee with respect to the retention or disposal of, and the exercise of any voting and other rights attached to, the shares held by Kami Sama Limited in the Issuer, and, except for Mr. Xu, the other beneficiaries of the trust have no voting rights attached to such shares. There are certain limited circumstances in which the trustee would not be required to comply with such a direction (for example, where a direction may make the trustee subject to criminal sanction or civil liability or where a direction involves a transaction which might have an adverse impact on the reputation of the trustee). The above position would also not apply if Mr. Xu is incapacitated, has released his authority or nominated another person to have such authority in his place. Kami Sama Limited: Represents 25,467,208 Class Y ordinary shares held by Kami Sama Limited, a British Virgin Islands company.

The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each Reporting Person and is incorporated herein by reference.

The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each Reporting Person and is incorporated herein by reference. XU Yi: Represents (i) 25,467,208 Class Y ordinary shares and 1,900,000 Class Z ordinary shares directly held by Kami Sama Limited, a business company limited by shares incorporated in British Virgin Islands, and (ii) 45,000 Class Z ordinary shares in the form of ADSs held by Mr. Xu. Kami Sama Limited is controlled by The Homur Trust, a trust established under the laws of Cayman Islands and managed by TMF (Cayman) Ltd. as the trustee. Mr. Yi Xu is the settlor of The Homur Trust, and Mr. Xu and his family members are the trust's beneficiaries. Under the terms of this trust, Mr. Xu has the power to direct the trustee with respect to the retention or disposal of, and the exercise of any voting and other rights attached to, the shares held by Kami Sama Limited in the Issuer, and, except for Mr. Xu, the other beneficiaries of the trust have no voting rights attached to such shares. There are certain limited circumstances in which the trustee would not be required to comply with such a direction (for example, where a direction may make the trustee subject to criminal sanction or civil liability or where a direction involves a transaction which might have an adverse impact on the reputation of the trustee). The above position would also not apply if Mr. Xu is incapacitated, has released his authority or nominated another person to have such authority in his place. Kami Sama Limited: Represents 25,467,208 Class Y ordinary shares and 1,900,000 Class Z ordinary shares held by Kami Sama Limited, a British Virgin Islands company.

The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each Reporting Person and is incorporated herein by reference.