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Speaker - Joined LINE Growth Technology in 2020 as project manager. - Worked at an SIer and developed banking system, ERP package, etc. - In charge of internal system, Demae- can and organization manager.

What we developed Office Attendance Count - For HR and office facility department. - Count the number of office attendees in each office. - Able to select by time.

What we developed Office Attendance - For employees and Payroll department. - Payroll members can download summary at end of the month. - Japanese-English support . - Automatically determine office attendance.

How developed SAPPORO TOKYO FUKUOKA - Product owner : Tokyo, Fukuoka - Project manager, Tech lead : Fukuoka - Developer : Sapporo And … we developed the system for remote work remotely.

Why we developed - Provide breakfast and lunch, place masks… in appropriate quantities. Issue for Office Attendance Count For continuing office services - Number of seat, seat arrangement, VPN network. ※VPN : Virtual Private network For facility - How LINE should change workstyle post covid-19 like “LINE Hybrid Working Style”. For making strategy

Why we developed Attendance rate as average 25% Change to actual commuting cost expense to adapt facts

Why we developed Office Attendance Automatically record Check & Fix Payment Commuting Simple function , Simple workflow - No approval, just click to fix attendance. - Focused on reducing employee workload.

How should we determine attendance

Solution - Each office has different gate system, not integrated. - Need to access physical terminal, difficult to automate. Office security gate - Employees have to touch card reader, force action. Card reader Because of issues, we chose network access information

Architecture Logstash & Elastic Search Asset info Extra asset info Employee info Attendance data Network Access Log Office attendance Batch memcached office info

Problem - Test devices keep on office and use by several people. But manage by specific person. - Need to exclude for improving accuracy. Exclude test devices - Shared desktop PC is used as VDI, not related specific employee. - Exclude shared PC network access from attendance.Add VDI login user. VDI ※VDI : Virtual Desktop Infrastructure

Architecture part2 Logstash & Elastic Search asset info extra asset employee info Attendance data Network Access Log Office attendance Batch memcached office info Test device info VDI access Logstash & Elastic Search

Accuracy 98.65% 1.35% Correct Fixed 98.23% 1.77% Correct Fixed Fixed rate of automatic determined attendance 2021/07 - 2021/09 Fixed rate of total days 2021/07 - 2021/09

Summary - LINE has many internal systems, and most of them are in-house development. - We create new value by connecting these systems. - We continue to make a No.1 workplace for LINERs by offering the best solution.

Thank you