Tokyo, Japan and Cambridge, UK, 9 July 2024 - Nxera Pharma Co. Ltd (“Nxera”; TSE 4565) will announce its earnings results and present operational highlights for the 6 months ended 30 June 2024 on Friday, 9 August 2024.

The Company will host a live webinar presentation with Chris Cargill, President and CEO, Hironoshin Nomura, CFO, Matt Barnes, EVP, President of Nxera Pharma UK, Head of R&D and Satoshi Tanaka, EVP, President of Nxera Pharma Japan at 4:30 pm JST (8:30 am BST) on Friday, 9 August 2024.

The webinar is open to all existing and potential investors as well as sell-/buy-side analysts and will consist of a presentation followed by a Q&A session. Please click here to pre-register, which will provide a link to access the webinar.

Presentation slides will be made available by 4 pm JST (8 am BST) on 9 August 2024 through the investor section of the Company’s Home Page here.

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About Nxera Pharma

Nxera Pharma (formerly Sosei Heptares) is a technology powered biopharma company, in pursuit of new specialty medicines to improve the lives of patients with unmet needs in Japan and globally.

In addition to several products being commercialized in Japan, we are advancing an extensive pipeline of over 30 active programs from discovery through to late clinical stage internally and in partnership with leading pharma and biotech companies. This pipeline is focused on addressing major unmet needs in some of the fastest-growing areas of medicine across neurology, GI and immunology, metabolic disorders and rare diseases, and leverages the power of our unique and industry leading GPCR-targeted structure-based drug discovery NxWave™ platform to provide a sustainable source of best- or first-in-class candidates.

Nxera employs over 350 talented people at key locations in Tokyo and Osaka (Japan), London and Cambridge (UK), Basel (Switzerland) and Seoul (South Korea) and is listed on the Tokyo Stock Exchange (ticker: 4565).

For more information, please visit www.nxera.lifeLinkedIn: @NxeraPharma | X: @NxeraPharma | YouTube: @NxeraPharma

Enquiries:

Nxera Pharma Kentaro Tahara, VP Investor Relations and Corporate Strategy Shinichiro Nishishita, VP Investor Relations, Head of Regulatory Disclosures Maya Bennison, Communications Manager +81 (0)3 5210 3399 | +44 (0)1223 949390 | IR@Nxera.life

MEDiSTRAVA (for International Media) Mark Swallow, Frazer Hall, Erica Hollingsworth +44 (0)203 928 6900 | Nxera@medistrava.com

Forward-looking statements

This press release contains forward-looking statements, including statements about the discovery, development, and commercialization of products. Various risks may cause Nxera Pharma Group’s actual results to differ materially from those expressed or implied by the forward looking statements, including: adverse results in clinical development programs; failure to obtain patent protection for inventions; commercial limitations imposed by patents owned or controlled by third parties; dependence upon strategic alliance partners to develop and commercialize products and services; difficulties or delays in obtaining regulatory approvals to market products and services resulting from development efforts; the requirement

for substantial funding to conduct research and development and to expand commercialization activities; and product initiatives by competitors. As a result of these factors, prospective investors are cautioned not to rely on any forward-looking statements. We disclaim any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.