methodatlas

Product Discovery Decision method

Kano Model

Classifies product attributes by how their presence and absence affect customer satisfaction, using paired questions.

Classifies product attributes by how their presence and absence affect customer satisfaction, using paired questions.

Core question
How does each feature affect satisfaction when present or absent?
Participants
10-50
Time
1-2 Tage

The steps are a practical sequence; adapt them to the method’s purpose and available evidence.

A paper-based illustration representing Kano Model with its core stages and visible working result.
  1. Features

    Select individual attributes

    Break concepts into attributes respondents can evaluate independently and understand consistently.

  2. Functional

    Ask functional questions

    For each attribute ask how respondents feel if it is present. Use the same five options: like it; must be that way; neutral; can live with it; dislike it.

  3. Dysfunctional

    Pair dysfunctional questions

    Ask the mirrored question for the feature’s absence; keep both answers paired for each respondent.

  4. Analysis

    Apply evaluation table and inspect spread

    Classify each pair as A/O/M/I/R/Q, aggregate frequencies and investigate Q, reverse, ties and segments.

Revisit the model when evidence, context or outcomes change. Record what changed and why.

A good fit when

Use it when: Feature Strategy, Roadmap Tradeoffs. The group can provide the evidence and authority the method requires.

Ideal for

  • Feature strategy
  • Roadmap tradeoffs
  • Differentiation

Not good for

  • Technical dependencies
  • Urgent fixes

Outputs

  • Kano analysis

    Paired answers per feature, evaluation table and distribution of A/O/M/I/R/Q categories.

  • Category distribution with uncertainty

    Recorded scope, date, participants, source version, owner, changed assumptions, and the reason for each revision.

Response-pair matrix

Example responses per feature

Record both answers from the same respondent for each feature; then classify them using the Kano evaluation table.

Response-pair matrix
Feature and response pairFeatureFunctionalDysfunctionalCategory
Response pair 1Record one respondent’s answers for one featureReschedule onlineLike itDislikeO · One-dimensional
Response pair 2Record one respondent’s answers for one featureChoose reminder timeLike itNeutralA · Attractive
  1. 1. Feature

    Response pair 1
    Reschedule online
    Response pair 2
    Choose reminder time
  2. 2. Functional

    Response pair 1
    Like it
    Response pair 2
    Like it
  3. 3. Dysfunctional

    Response pair 1
    Dislike
    Response pair 2
    Neutral
  4. 4. Category

    Response pair 1
    O · One-dimensional
    Response pair 2
    A · Attractive

The matrix records each respondent’s functional and dysfunctional answer together. The canonical A/O/M/I/R/Q evaluation table appears in the method example.

Attractive Quality and Must-Be Quality · Kano et al. (1984)

First step

Break concepts into attributes respondents can evaluate independently and understand consistently.

Open the method guide

Deep dive

Purpose

When features need to be distinguished by their effect on satisfaction, it makes expectations and surprises comparable. It separates basic needs, performance contribution, and delight.

How it works

It classifies answers to functional questions so that basic, performance, and delight factors become legible on the same grid. This lets roadmap decisions align more with customer experience than with sheer feature count.

In detail

The Kano Model works because it distinguishes features by their effect on satisfaction, breaking up linear prioritization logic. Good use looks at the reaction to a feature's presence and absence instead of merely asking about importance. This reveals which features only meet expectations, which can delight, and which investment brings hardly any additional effect.

Facilitation

Prepare a manageable set of clearly worded features so respondents or participants don't answer with bundled solutions. The decision becomes solid once a feature the team considers a delighter shows only basic-need behavior in the responses. Close with a clear classification and a note on which features need further evidence or segmentation.

The method guide walks execution through 4 phases, timing, 4 pitfalls, and clear stop criteria.

Open method guide

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Sources and topics

Topics
Artifact templates
Kano Model: WorksheetPrepare the decision, source evidence and next review.
markdown

kano-working-template.md

Prepare the decision, source evidence and next review.

Kano Model: Worksheet

Question

To be confirmed

Desired outcome

To be confirmed

Scope

Run the method Time: See catalog planning range; no universal duration.

Complete this worksheet on paper or in your own document during the work.

Preparation for this scope

Method setup

  • Materials: Shared visual workspace, source evidence, and an agreed decision question.
  • Roles: Researcher, representative respondents, product decision-maker, analyst.
  • Advance information: Collect existing data, examples, constraints and relevant stakeholder perspectives.
  • Overall time needed: Several days or weeks for recruiting and responses; allow 60–90 min for classification.
  • Setup: For each individual feature ask two questions: response if it is present (functional) and response if it is absent (dysfunctional). Use the same five answers: like it; must be that way; neutral; can live with it; dislike it. Classify each pair with the evaluation table as Attractive, One-dimensional, Must-be, Indifferent, Reverse or Questionable; then report frequencies and segments.

Prepare for the work steps

Features: Select individual attributes

  • Product options and relevant customer segments

Functional: Ask functional questions

  • Attribute wording and consistent answer scale

Dysfunctional: Pair dysfunctional questions

  • Same attributes and unchanged response scale

Analysis: Apply evaluation table and inspect spread

  • Answer pairs, Kano table and segment data

Response-pair matrix

Feature and response pairFeatureFunctionalDysfunctionalCategory
Response pair 1
Response pair 2
  • Response pair 1: Record one respondent’s answers for one feature
  • Response pair 2: Record one respondent’s answers for one feature

Keep each respondent’s paired answers together. Do not replace this evaluation with a feature popularity score.

Attractive Quality and Must-Be Quality · Kano et al. (1984)

Features: Select individual attributes

Expected artifact: Atomic attribute list

Atomic attribute list

Entry:

...

  • Does each item contain one feature?

Functional: Ask functional questions

Expected artifact: Functional answer per respondent and feature

Functional answer per respondent and feature

Entry:

...

  • Is the positive question neutral and clear?

Dysfunctional: Pair dysfunctional questions

Expected artifact: Complete answer pairs

Complete answer pairs

Entry:

...

  • Does every functional answer have its paired question?

Analysis: Apply evaluation table and inspect spread

Expected artifact: Category distribution with uncertainty

Category distribution with uncertainty

Entry:

...

  • Are distributions shown rather than only the winning class?

Open questions and next steps

...

Method guide: https://methodatlas.meierhoff-systems.de/en/methods/kano/run-sheet

Alternatives and neighbors

Fitting alternatives with decision guidance, followed by other related methods.

All methods
Constraints and origin
MediumWorkshop + async1-2 Tage

Profile

Method form
Decision method
Participants
10-50
Time
1-2 Tage
Maturity
Established
Origin
Noriaki Kano
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