01 / Legal
AI, BUILT FOR THE REAL WORLD
Turn AI capability
into business progress.
From our products to business systems, from working prototypes to daily use. Turn ideas into lasting tools for real work.
Products・Capability, built to last
Each product starts with a real need at work.
Solutions・See it first. Then build it together.
Use AI across discovery, design, implementation and testing. Align on a working prototype, agree the scope, then validate and deliver in stages.
01
Business systems
Turn sales, inventory, CRM and approval workflows into useful systems.
Sales · Inventory · Workflows02Knowledge & automation
Make internal knowledge searchable and simplify document input, meeting notes and system integration.
Knowledge search · OCR · Integration03Legacy modernization
Understand existing code and business rules, recover design knowledge and plan incremental migration.
Analysis · Design recovery · Migration04New products & MVPs
Turn ideas into working prototypes, use feedback to define scope, then deliver in stages.
Prototype · Validation · DeliveryStart with one thing you want to change.
FLOW・From consultation to delivery
Initial consultation
Discuss the problem, desired outcomes and how we can work together.
Confirm consultation notesRequirements discovery
Map workflows, essential features and priorities to define the project boundaries.
Agree requirements and scopeWorking prototype
Try a working prototype and align on the direction through hands-on feedback.
See it before decidingProposal and estimate
Agree deliverables, costs, schedule and acceptance criteria before implementation.
Confirm proposal and engagement termsBuild and milestone reviews
Review working results at each milestone, confirm changes and assess agreed criteria.
Record results, changes and acceptanceDelivery and ongoing support
Hand over deliverables and guidance after acceptance, with support within the agreed scope.
Confirm handover and support arrangements
WHY BILLION
Raise productivity. Open up more business opportunities with AI.
Make everyday work more efficient and turn ideas into reality faster. Our products are built to help customers substantially improve productivity, pursue new initiatives and seize business opportunities sooner.
AIRouter supports AI model use. FDE connects documents, tasks and collaboration with AI. Legal supports case and document collaboration, and Amail supports team email. Together, these products help customers focus on their core work and create new value.
From design through operation, we put ease of use and reliability first. We combine human judgment with AI to expand what people can achieve.
About us
Address：〒406-0003 山梨県笛吹市春日居町桑戸9番地17
Established：April 2005