Customer Service Representative

Date PostedJuly 2, 2026LocationYokohama, Kanagawa, JapanCompanyHyperion Materials & Technologies, G.K.SalaryJPY 4000K - JPY 5000KTypesales/ae - customer success/client success customer service - customer support

Job Summary

The Customer Service Representative ensures excellent service by processing orders, managing communication, and coordinating across departments. The role involves supporting the Region General Manager with administrative tasks and legal entity management in Japan. You will act as the primary contact for inquiries, logistics, and order fulfillment to drive customer satisfaction.

Responsibilities

  • Manage order processing and ERP data entry
  • Liaise with logistics, manufacturing, and customers
  • Resolve customer inquiries and complaints
  • Provide administrative support for office management
  • Support planned office relocation

Required Skills

  • 5+ years B2B customer service experience
  • Fluent English (TOEIC 735-860) and Native Japanese
  • ERP system proficiency
  • Understanding of Incoterms 2020
  • Strong interpersonal and communication skills

Job Details

Essential Duties and Responsibilities: • Acts as first point of customer contact for general inquiries such as order intake, pricing, products, scheduling, etc. • Immediately enters all customer orders into ERP and confirm orders to customers with terms, pricing and accurate delivery schedules. • Maintains accurate shipping/logistics details on all orders and continually update customers as needed. • Maintains invoicing routines, consignments, and be a part of the collections process. • Accepts and documents all returns/claims and follow up with the customer as needed. • Documents all issues in the internal quality system. • Sets up and maintain items and customers in ERP. • Acts as liaison between customer, external sales force and company production and supply facilities. • Obtains and evaluate all relevant information to process and resolve customer inquiries and complaints. • Works with manufacturing to improve sales forecasts, availability and to ensure on-time shipments via scheduling, prioritization of processes, etc. • Interfaces with freight couriers and freight forwarders. • Provides administrative support for Japan office & legal entity management. In collaboration with Region General Manager, other functions and external professionals, prepare documents related to social welfare, tax, etc. • Supports the planned office relocation from Yokohama to Tokyo. Qualifications: • Good interpersonal and communication skills at various levels • Willingness to learn and work in a fast-paced growing team • English skills to cater to a diverse customer base and cross-functional teams Education and/or Work Experience: • Minimum 5 years B2B customers service experience • Industrial experience is welcomed • A commitment to improving customer experience • Understanding of the global incoterms 2020 standards • Literacy & computer skills • Ability to speak, write and read in English Language Requirements: • English: Business Conversation Level (TOEIC 735-860) • Japanese: Native Level