Position: Product Manager
Company: Global Cloud Security SaaS Company
Location: Tokyo, Japan
Employment Type: Full-time
Overview
A rapidly growing cloud security SaaS provider is seeking a Product Manager to drive the expansion of its flagship product used by enterprise clients. The platform supports secure and efficient adoption of cloud services, addressing challenges such as security risks and operational complexity.
With a strong subscription model and exceptionally low churn rate, the product is widely adopted across large organizations. This role sits at the core of both scaling existing products (10→100 phase) and launching new businesses (0→1 / 1→10 phase).
Position Summary
As a Product Manager, you will own the full product lifecycle—from identifying customer needs and defining product value to executing delivery and driving business growth. You will operate with a strong business mindset, running rapid discovery and delivery cycles while collaborating cross-functionally.
Key Responsibilities
Product Strategy
Define and execute product strategy aligned with overall business goals
Drive long-term growth initiatives and revenue expansion
Develop frameworks and structures for scalable product strategy
Product Discovery
Define product vision, roadmap, and value proposition
Conduct user interviews, data analysis, and market research to identify insights
Prioritize customer needs and translate them into actionable product initiatives
Create product requirement documents (PRDs) and define solutions
Product Delivery
Collaborate with engineering teams on solution design and scope definition
Lead product releases and project management activities
Measure post-launch performance and iterate based on results
Cross-functional Collaboration
Work closely with development, sales, and marketing teams
Contribute to both product management (PdM) and product marketing (PMM) initiatives
Support business growth through partnerships and alliances
Organization / Team
Small, high-performing team with strong ownership and autonomy
Global environment with English as the internal communication language
Hybrid communication model: Japanese (external) and English (internal)
Strong emphasis on collaboration across product boundaries
Career Opportunities
Exposure to both scaling products and launching new businesses
Opportunities to expand into Product Marketing, alliances, or investment roles
Flexible career development aligned with individual goals
Merit-based grading system independent of job titles
Qualifications
Required
Native or business-level Japanese
Business-level or conversational English (with willingness to improve)
Experience with B2B SaaS or IT services
Experience collaborating with engineers/designers on product development
Plus one of the following:
2+ years of experience in user research and prioritization based on data
3+ years of Customer Success experience in IT services
Preferred
Knowledge of the security industry
Experience launching new businesses
Experience creating product roadmaps
Team or project management experience
Ideal Candidate
Strong problem-solving and analytical thinking skills
Ability to lead without authority and influence stakeholders
Comfortable working in a bilingual and cross-cultural environment
Adaptable to change and diverse perspectives
Strong ownership mindset with proactive communication
Employment Details
Working Hours
10:00 – 19:00 (Flexible hours with core time 10:00 – 15:00)
Location
Tokyo (Head Office, relocation planned in future)
Primarily office-based with flexibility depending on team
Salary
6,000,000 – 13,000,000 JPY (based on experience and evaluation)
Annual bonus (approx. 2 months salary)
Salary review annually
Additional Benefits
English language allowance (monthly)
Office attendance bonus
Career development support and internal mobility opportunities
Selection Process
Document screening
Multiple interview rounds (primarily online)
Possible web and English testing
Application requires Japanese resume and CV