[Case Study] Reduce attendance and payroll work time by 1/3 with KING OF TIME series. Further accelerate back office DX with electronic contract introduction.

Human Technologies Inc. (Headquarters: Minato-ku, Tokyo; President and CEO: Koichi Iezaki) has released a case study of Fuji Engineering Service Co., Ltd. (Headquarters: Toshima-ku, Tokyo; Representative Director: Toyotoshi Iinuma) utilizing the KING OF TIME series. Starting with the introduction of attendance management in 2022, the company has gradually expanded its usage areas, promoting its use not only for payroll, HR, and data analysis but also for "KING OF TIME Electronic Contract," released in February 2025. This has reduced attendance and payroll work time by approximately one-third, streamlined contract operations, and optimized overall back-office operations.

■Challenges Before Introducing KING OF TIME

・Manual work of 2-3 days every month due to Excel-dependent attendance management ・Existing electronic contract system had poor usability and no external integration ・Increased risk of human error due to growing number of employees, making efficiency an urgent issue → Decided to introduce the system with the aim of improving operational efficiency, preventing human errors, and promoting DX in contract operations.

■Deciding Factors for Introducing KING OF TIME

・Functionality and cost-effectiveness that cover attendance, application approval, payroll statements, and HR management in one service ・Comprehensive online help and a prompt, courteous support system ・For electronic contracts, various contract operations such as employment contracts, ordering, and quotations can be centralized, including workflow management, on the familiar KING OF TIME platform.

■Effects of Introducing KING OF TIME

・Attendance management work time reduced by approximately 1/3 (2-3 days to half a day) due to automatic aggregation and error notifications ・Increased awareness of overtime reduction within the company by visualizing data to understand overtime hours and paid leave acquisition rates ・Eliminated the risk of input omissions due to managing multiple files by centralizing employee information ・Halved administrative man-hours with the introduction of electronic contracts. Achieved cost reductions in stamp duty, postage, and printing costs.

■New Operational Efficiencies Achieved with the Introduction of Electronic Contracts

Various internal and external contract operations, such as employment contracts, ordering, and quotations, are centrally managed with KING OF TIME Electronic Contract. Comprehensive online help and prompt support enabled a smooth implementation. A real-world case study of back office DX achieved by utilizing the KING OF TIME series is now publicly available for free and without registration. Please see below.

■About Fuji Engineering Service Co., Ltd.

Industry: Construction/Technical Services (Plant Design) / Staffing Location: Toshima-ku, Tokyo Number of employees: Approximately 150 Number of bases: 5 Attendance management before introduction: Excel Services introduced: KING OF TIME Attendance Management / Payroll / HR and Labor / Data Analysis / Electronic Contract ▶Service website: https://www.fes-hd.jp/

■About KING OF TIME

"KING OF TIME" is the No. 1 (※) cloud-based attendance management and HR/payroll system in terms of market share, boasting over 67,000 adopting companies and over 4.3 million users (as of January 2026). Time clocking can be done in various ways, including PCs, smartphones, IC cards, biometrics, access control linkage, and alcohol checks, and leave applications and overtime approvals can also be completed online. It supports complex work systems such as modified working hours and the latest legal revisions, and can flexibly adapt to each company's employment rules. Furthermore, "KING OF TIME HR and Labor" for managing onboarding procedures and HR information, "KING OF TIME Payroll" for calculating salaries, bonuses, and year-end adjustments, "KING OF TIME System Log" for PC log management, and "KING OF TIME Data Analysis" for visualizing productivity are all available without additional charges. In addition, "KING OF TIME Electronic Contract" (paid option), released in February 2025, allows complex contract operations and document management to be completed online in a legally compliant and secure manner. Each series service integrates seamlessly, strongly supporting the efficiency of back-office operations. ▶Product website: https://www.kingoftime.jp/ ※ Regarding No. 1 Share notation Fuji Chimera Research Institute "Software Business New Market 2025 Edition" Attendance Management Software SaaS/PaaS Market Number of User IDs 2024 Fiscal Year Results Vendor Share 【Company Overview】 Human Technologies Inc. Representative: Koichi Iezaki, President and CEO Capital: 860,661 thousand yen Established: November 2001 Location: 1-6-6 Moto-Akasaka, Minato-ku, Tokyo 107-0051 Website: https://www.h-t.co.jp/ 【Contact for Service Introduction】 Human Technologies Inc., Attn: KING OF TIME Sales Representative TEL: 03-4577-9567 Inquiry Form: https://www.kingoftime.jp/contact/ Company names, product/service names (including logos, etc.) mentioned are trademarks or registered trademarks of their respective owners.