BULL Inc. Participates as the Sole Japanese Company in International Workshop Hosted by Politecnico di Milano and ESA, Presenting Industry Perspectives on PMD Policy Implementation

BULL Inc. (Headquarters: Utsunomiya City, Tochigi Prefecture; Representative Director and CEO: Kyoshi Uto; hereinafter "BULL") participated in the international workshop "Second Space Capacity Allocation For The Sustainability Of Space Activities Workshop," held from June 3 to 5, 2026, at Politecnico di Milano in Milan, Italy. BULL delivered a presentation on industry perspectives regarding the implementation of Post-Mission Disposal (PMD) policies aimed at reducing space debris.

This presentation was co-authored by BULL and Tokio Marine & Nichido Fire Insurance Co., Ltd., a space insurance underwriter. The talk addressed key issues necessary for the societal implementation of PMD policies, drawing on the perspectives of a company developing PMD devices and incorporating insights from space insurance and risk management.

The presentation was delivered by Masakazu Koyanagi, VP of Corporate Development at BULL SAS (BULL’s European subsidiary) and Head of Corporate Planning at BULL Inc. Notably, BULL was the only company from Japan to participate in this workshop.

Workshop Overview

The "Second Space Capacity Allocation For The Sustainability Of Space Activities Workshop" is an international workshop hosted by Politecnico di Milano (PoliMi), the European Space Agency (ESA), Consiglio Nazionale delle Ricerche (CNR), and the European Conference for Aerospace Sciences (EUCASS). It was held from June 3 to 5, 2026, at Politecnico di Milano in Milan, Italy.

The workshop brought together space agencies, research institutions, regulatory authorities, and private enterprises to discuss topics such as the sustainability of space activities, space environment capacity, space debris mitigation policies, orbital usage frameworks, and legal and economic challenges.

Key speakers included the NASA Chief Scientist for Orbital Debris and Program Manager of the NASA Orbital Debris Program Office, the Chief Sustainability Officer of the European Space Agency (ESA), a Policy Officer and Sustainability Expert from the European Commission’s Directorate-General for Defence Industry and Space (DG DEFIS) involved in the IRIS² Satellite Program, experts from the United Nations Office for Outer Space Affairs (UNOOSA) working on Space Traffic Coordination, and specialists from the Italian Space Agency involved in SSA/SST.

※ Second Space Capacity Allocation For The Sustainability Of Space Activities Workshop https://indico.esa.int/event/648/

※ Politecnico di Milano (Milan University of Technology)

https://www.polimi.it/en/

Presentation Overview

BULL presented at Session 9, "Space Debris Mitigation Policies," on June 4, 2026, with the following title:

"From Policy Assumption to Practical Implementation: Reassessing PMD Policy through Economic Viability, Technology Readiness, and Risk Relevance, with an Illustrative Industry Case"

The presentation outlined three key practical considerations from an industry perspective for making PMD policies implementable within the real-world space industry, proposing actionable points for private companies to actively engage in practical space debris mitigation:

- Economic Viability - Technology Readiness - Risk Relevance

Masakazu Koyanagi, VP, Corporate Development at BULL SAS (European subsidiary of BULL Inc.) and Head of Corporate Planning at BULL Inc.

Future Outlook

BULL will continue to contribute to the prevention of space debris generation and the realization of safe, sustainable space utilization through the research, development, demonstration, and commercialization of its PMD device, "HORN." As part of its corporate responsibility in advancing practical Space Sustainability initiatives, BULL will deepen collaboration with space agencies, launch vehicle providers, satellite operators, insurance companies, regulators, and research institutions, while continuing to contribute to international conferences and specialized forums.

About BULL Inc.

BULL Inc. is a startup with the vision of making interplanetary travel "ordinary." The company aims to provide affordable and streamlined space utilization services by leveraging re-entry technologies. Based in Utsunomiya City, Tochigi Prefecture, BULL promotes industry-academia-government collaboration. The company is developing devices to prevent space debris generation and microgravity experimental satellites and equipment for orbital utilization, contributing to SDGs in the new era of space development.

Photo: 3rd Anniversary Commemorative Photo (at BULL Hiraide Base)

Company Name: BULL Inc. (Bull)

Headquarters: 43-103 Hiraide Industrial Park, Utsunomiya City, Tochigi Prefecture

Representative: Representative Director / CEO Kyoshi Uto

Founded: November 2022

Business: Space debris mitigation, orbital utilization-related services

URL: https://bull-space.com/

※ The headquarters address was changed effective June 1, 2026. The new address is "43-103 Hiraide Industrial Park, Utsunomiya City, Tochigi Prefecture."