Observability
Incident Ink — narrative writing for network bridges
Practice tight English updates for APAC/EU handoffs without sounding robotic or vague.
JPY 64,000
Open syllabusPrograms desk
Course catalog · twelve live lanes
Filter by network focus, lab depth, skill stage, and cohort size. Prices stay informational until an enrollment PDF is countersigned.
Showing 12 of 12 courses
Edge Relay Workshop — cellular and last-mile
Understand failover behaviors for LTE backup links common across Japan retail footprints.
Pricing on detail page
Open syllabus
Service reliability
Capacity Compass — planning without magical thinking
Model uplinks, burst factors, and maintenance windows with transparent allocation math.
JPY 72,000
Open syllabus
Resolver Roundtable — DNS and HTTP edges
Chase resolver chains, stale TTLs, and CDN misalignments with structured evidence packets.
JPY 76,000
Open syllabus
Observability
SLO Sketchpad — metrics that network teams own
Negotiate SLOs that network teams can instrument without borrowing every app metric.
Pricing on detail page
Open syllabus
Packet Pathways Lab — TCP/IP in real racks
Translate diagrams into live traces, socket behavior, and congestion signals you can explain to operators.
JPY 98,000
Open syllabus
Observability
Signals Studio — observability for network teams
Wire SLIs to router syslog, flow samples, and synthetic checks without drowning in dashboards.
JPY 112,000
Open syllabus
Path Hardening Studio — zero-trust paths for operators
Map authentication paths for operators without turning the lesson into a vendor pitch.
Pricing on detail page
Open syllabus
Service reliability
Reliability Rehearsal Floor — outage timelines
Run tabletop outages with honest timelines, bridge calls, and postmortems that read like operational reality.
JPY 124,000
Open syllabus
Continuity Cartographer — service mapping clinic
Draw honest service maps that show brittle dependencies before an outage exposes them.
JPY 132,000
Open syllabus
TCP/IP
Tracer Forge — advanced packet labs
Craft custom capture filters for asymmetric routing, ECMP quirks, and hardware offload surprises.
Pricing on detail page
Open syllabus
Capstone Circuit — mentor-reviewed network defense
Ship a portfolio-grade incident package spanning maps, captures, and humane comms.
JPY 192,000
Open syllabus