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Niko Calendar

De Scrum Manager BoK
Esta página es una versión traducida de la página Calendario Niko. La traducción está completa al 100 %.
⏱ 3 min  ·  📅 2026
The Niko calendar (also called Niko-niko calendar or happiness calendar) is a visual tool for monitoring team members' mood or satisfaction with their work. Each day, each person indicates how they felt using a simple emoticon: happy, neutral, or dissatisfied.

It was proposed by Akinori Sakata, and its name comes from the Japanese onomatopoeia niko niko, which represents a smile. It aligns with the attention agility pays to team well-being as a driver of sustainable throughput.

How to use it

It is placed in a visible spot in the work area—physical or digital—alongside the team's other indicators (burndown chart, kanban board...). Each day, each team member adds a sticker or draws one of the three possible states:

  • 😊 Happy — work went well, I feel motivated.
  • 😐 Neutral — a normal day, nothing particularly good or bad.
  • 😞 Dissatisfied — something got in the way of my work or my well-being today.

There is no need to justify the choice. The goal is not the individual data point but the collective pattern over the course of the sprint.

What the Patterns Reveal

Reading the calendar at the end of the sprint makes it possible to detect situations such as:

  • General downward trend: the team loses motivation over the course of the sprint, possibly due to overload, recurring blockers, or a lack of clarity in the goals.
  • One consistently dissatisfied member: this may indicate a personal issue or a problem fitting into the team that is best addressed in private.
  • Dips on specific days: these may coincide with meetings, priority changes, or external events that are worth exploring in the retrospective.


Remote teams

In distributed teams, the Niko calendar works just as well in digital format: a shared spreadsheet, a column in the team's management tool, or a virtual whiteboard will serve perfectly. Some agile management tools already include team mood tracking features based on this principle.

Common mistake

Turning it into a control mechanism. If team members perceive that the calendar is being used to evaluate their individual performance or to identify "who is unhappy," they will stop filling it in honestly. The Niko calendar only works if the team trusts that the information is used to improve collective working conditions, not to single people out.

See also

Want to advance in agility? You can search for course and exam calls or go at your own pace by becoming a member of the Agile Club. This membership includes exclusive resources, e-learning classrooms, and access to Skill Arena: a space to practice and measure your agile skills at your own pace.