This Communication Skills Assessment was designed not merely from intuition or personal experience, but drawing on years of research and accumulated knowledge from the fields of communication studies, psychology, education, and business.

In order to measure the diverse range of communication abilities required in contemporary society, a team of specialists across these fields collaborated to identify four core perspectives that guided the development of the assessment items.

- Environmental Adaptability
The ability to build and make effective use of connections with others.

- Psychological Stability
The inner foundation that supports healthy communication.

- Interpersonal Skills
The abilities that enrich everyday interactions and relationships.

- Business Communication Skills
The practical abilities needed to produce results in professional contexts.

These perspectives are grounded in the understanding that communication is shaped by a combination of individual skill, psychological state, and the environment in which one operates — and that in today's society, the ability to communicate effectively in professional and business contexts is an indispensable part of that picture.

Drawing on the four core perspectives, prior research in each area was reviewed.

1. Environmental Adaptability
Effective communication requires the ability to shape one's environment and build connections with others. The Communicative Competence Scale (CCS) developed by Wiemann (1977) [4] emphasizes the importance of appropriateness — the ability to adapt one's communication to the demands of a given situation. This maps directly onto the capacity to adjust one's environment and expand one's network of relationships.


2. Psychological Stability
Smooth communication depends on a positive internal orientation toward both oneself and others.
Low Interpersonal Anxiety: High levels of interpersonal anxiety tend to lead to avoidance of social situations. Scales such as the Social Interaction Anxiety Scale (SIAS) and the Liebowitz Social Anxiety Scale (LSAS) measure this kind of anxiety and illuminate its effects on social functioning [5]. Self-Esteem and Positive Regard for Others: The UCLA Loneliness Scale [6] suggests that higher levels of loneliness are associated with lower satisfaction in interpersonal relationships. This points to the importance of a positive orientation toward oneself and others as a foundation for building healthy connections.


3. Interpersonal Skills
The specific skills that enrich everyday interactions are central to building and sustaining good relationships.

Active Listening and Speaking Ability: The Shannon-Weaver model (1949) [1] demonstrated the importance of accurate information transmission. Oshiro's (2008) [7] model further highlights "linguistic accuracy" and "context-appropriate word choice" as foundations of effective speaking. Assertiveness: Argyle's (1981) [2] framework of social skills defines them as behavioral competencies directed toward specific interpersonal goals. Instruments such as the Japanese Assertion Inventory (JAI) [5] measure the appropriateness of self-expression.

Non-verbal Communication: As Oshiro's concept of "strategic competence" suggests, non-verbal expression is an equally important dimension of communication [7]. The Interpersonal Communication Competence Scale (ICCS) [3] focuses on the maintenance and development of relationships, addressing areas such as self-disclosure, empathy, assertiveness, and interaction management.


4. Business Communication Skills
In contemporary society — and in professional contexts in particular — effective communication directed toward clear goals is indispensable.

Logical Thinking and Persuasiveness: The Ministry of Economy, Trade and Industry's "Fundamental Competencies for Working Persons" (2013) [8] identifies "motivating others" and "transmitting information" as key abilities, suggesting that the capacity to think logically and convince others is central to professional effectiveness.


Summary
This assessment has been organized into four main categories — Environmental Adaptability, Psychological Stability, Interpersonal Skills, and Business Communication Skills — comprising ten factors in total. By integrating insights from a wide range of prior research and existing measurement frameworks, it is designed as a practical tool for understanding your communication style from multiple angles and identifying your specific strengths and areas for growth.

A team of certified psychologists, an attorney, and business executives reviewed and refined the question items. Three items were selected per dimension to allow the assessment to be completed in a short time while still providing clear and meaningful results.

【Environmental Index】
1. I have daily face-to-face conversations with others.
2. I have people I can turn to when I am struggling.
3. I belong to multiple communities.

【Psychological Stability: Low Interpersonal Anxiety】
4. I can have conversations without feeling tense.
5. I am unbothered by others' opinions of me.
6. I engage with social situations willingly.

【Psychological Stability: Self-Esteem】
7. I believe my opinions have value.
8. I recognize my own worth without putting myself down.
9. I have many genuine strengths.

【Psychological Stability: Positive Regard for Others】
10. I respect others even when our opinions differ.
11. I am good at finding positive qualities in people.
12. At a fundamental level, I trust people.

【Interpersonal Skills: Active Listening】
13. I repeat back what the other person has said to confirm understanding.
14. I ask questions actively during conversations.
15. I respond to others in an affirming way.

【Interpersonal Skills: Speaking Ability】
16. I actively share things about myself.
17. I initiate topics in conversation.
18. I am able to lighten the mood with what I say.

【Interpersonal Skills: Assertiveness】
19. I speak up rather than putting up with things that bother me.
20. When I assert myself, I do so in a gentle and considerate way.
21. When conflict arises, I address it through constructive dialogue.

【Interpersonal Skills: Non-verbal Communication】
22. My facial expressions and vocal tone are expressive and varied.
23. I make good eye contact during conversations.
24. I pay attention to others' facial expressions and vocal tone.

【Business Communication Skills: Logical Expression】
25. I explain things in a clear, step-by-step order.
26. I support what I say with reasons and evidence.
27. I communicate in a concise and easy-to-understand way.

【Business Communication Skills: Persuasiveness】
28. I convey my ideas with genuine enthusiasm.
29. I am able to speak in a way that holds people's interest.
30. I am able to give engaging and compelling presentations.

● Number of Questions

10 factors × 3 questions each

● 5-Point Scale

Strongly Disagree　　0

Disagree　　　　　　1

Neutral　　　　　　　2

Agree　　　　　　　　3

Strongly Agree　　　4

● High / Moderate / Low Threshold per Factor

9 to 12　　Good

6 to 8　　　Fair

0 to 5　　　Poor

● Overall Score Thresholds

90 to 120　　Excellent

68 to 89　　　Good

45 to 67　　　Fair

0 to 44　　　Poor

For each dimension, we provided an evaluation of approximately 1,000 characters covering key characteristics and points to be aware of. The content was developed based on prior research and the clinical experience of the authors.

This assessment has not been subjected to factor analysis or checks for reliability and validity. It reflects the professional judgment of specialists, but please note that it lacks sufficient statistical grounding and is not intended for use in academic research.

[1] Shannon, C. E., & Weaver, W. (1949). A Mathematical Theory of Communication. University of Illinois Press.
[2] Argyle, M. (1981). Social Competence and Mental Health.
[3] Coomer, P. (n.d.). Interpersonal Communication Competence Scale. (citing Rubin, 1982)
[4] Wiemann, J. M. (1977). A communicative competence scale. Human Communication Research, 3(3), 195–204.
[5] Aikawa, A., & Fujita, M. (2005). Construction of a self-rating scale of social skills for adults. Bulletin of Tokyo Gakugei University, Section 1, 56, 87–93.
[6] Moroi, K. (1991). Examination of the dimensionality of the revised UCLA Loneliness Scale. Journal of Humanities, Faculty of Humanities, Shizuoka University, 42, 23–51.
[7] Matsukawa, R., & Oshiro, K. (2008). Practical Manual for Elementary School Foreign Language Activities. Obunsha.
[8] Ministry of Economy, Trade and Industry. (2013). Fundamental Competencies for Working Persons in the 100-Year Life Era. [PowerPoint presentation]