| Indicator | University Z-score | Average country Z-score |
|---|---|---|
|
Multi-affiliation
|
-0.682 | -0.119 |
|
Retracted Output
|
-0.287 | -0.208 |
|
Institutional Self-Citation
|
0.182 | 0.208 |
|
Discontinued Journals Output
|
-0.380 | -0.328 |
|
Hyperauthored Output
|
2.164 | 0.881 |
|
Leadership Impact Gap
|
2.659 | 0.809 |
|
Hyperprolific Authors
|
0.065 | 0.288 |
|
Institutional Journal Output
|
-0.268 | -0.139 |
|
Redundant Output
|
2.204 | 0.778 |
Aoyama Gakuin University demonstrates a solid foundation in scientific integrity, reflected in an overall risk score of 0.110. The institution exhibits notable strengths in its publication practices, with exceptionally low rates of output in discontinued or institutional journals, indicating a strong commitment to high-quality, externally validated research channels. However, this robust profile is contrasted by significant alerts in authorship and impact metrics. Specifically, the rates of hyper-authored output and redundant publications, alongside a considerable gap between overall impact and the impact of institution-led research, present critical areas for strategic review. According to SCImago Institutions Rankings data, the university's strongest thematic areas include Economics, Econometrics and Finance; Business, Management and Accounting; and Physics and Astronomy. The identified risks, particularly those related to authorship inflation and research fragmentation, could undermine the core tenets of the university's mission to nurture individuals who "discover and solve issues personally" and contribute to society as the "Salt of the Earth." These practices prioritize metric performance over the genuine "wisdom and strength" the mission espouses. To fully align its operational excellence with its profound ethical vision, it is recommended that the university leadership initiate a targeted review of authorship and collaboration policies, ensuring that all research practices transparently reflect the institution's commitment to service and integrity.
The institution presents a Z-score of -0.682, which is notably lower than the national average of -0.119. This indicates a prudent and well-managed approach to academic collaboration. The university's profile suggests that its processes are governed with more rigor than the national standard. While multiple affiliations are often a legitimate result of researcher mobility or partnerships, the institution's controlled rate signals a healthy and transparent system that effectively avoids strategic attempts to inflate institutional credit or engage in “affiliation shopping,” thereby reinforcing the integrity of its collaborative footprint.
With a Z-score of -0.287, the institution demonstrates a lower incidence of retracted publications compared to the national benchmark of -0.208. This favorable position points to a more rigorous management of research quality and integrity than the national standard. Retractions can be complex events, but a rate this low suggests that the university's pre-publication quality control mechanisms are functioning effectively. This performance indicates a strong institutional culture of integrity and methodological diligence, successfully preventing the kind of systemic failures that can lead to a higher volume of post-publication corrections.
The institution's Z-score for self-citation is 0.182, closely mirroring the national average of 0.208. This alignment suggests that the university's citation practices are consistent with a systemic pattern found across the country's academic landscape. A certain level of self-citation is natural and reflects the continuity of established research lines. In this context, the university's behavior does not stand out as an anomaly but rather reflects shared academic practices within its environment, though it is always prudent to monitor for any escalation that could signal scientific isolation or 'echo chambers' where work is validated without sufficient external scrutiny.
The institution shows a Z-score of -0.380, indicating a near-absence of publications in discontinued journals and performing better than the already low-risk national average of -0.328. This low-profile consistency demonstrates an exemplary commitment to selecting high-quality dissemination channels. A high proportion of output in such journals would be a critical alert regarding due diligence, but the university's excellent score confirms that its researchers are effectively avoiding media that fail to meet international ethical or quality standards. This protects the institution from severe reputational risks and prevents the misallocation of resources to 'predatory' or low-integrity practices.
The institution exhibits a Z-score of 2.164, a figure that is critically higher than the national average of 0.881. This result indicates a significant risk accentuation, where the university amplifies a vulnerability already present in the national system. In disciplines outside of 'Big Science,' such an elevated rate serves as a serious warning of potential author list inflation, a practice that dilutes individual accountability and transparency. This severe discrepancy requires an urgent and deep integrity assessment to distinguish between necessary massive collaboration and the possibility of widespread 'honorary' or political authorship practices that compromise the research record.
With a Z-score of 2.659, the institution shows a significantly wider impact gap than the national average of 0.809. This high exposure suggests the university is more prone to this particular risk than its peers. A very wide positive gap—where global impact is high but the impact of research led by the institution itself is low—signals a critical sustainability risk. This value suggests that the institution's scientific prestige may be overly dependent and exogenous, not structural. It invites urgent reflection on whether its excellence metrics result from genuine internal capacity or from strategic positioning in collaborations where the institution does not exercise primary intellectual leadership.
The institution's Z-score of 0.065 is considerably lower than the national average of 0.288. This demonstrates a differentiated and more effective management of a risk that appears more common across the country. While high productivity can be legitimate, extreme publication volumes often challenge the limits of meaningful intellectual contribution. The university's ability to moderate this trend suggests a healthier balance between quantity and quality, successfully mitigating risks such as coercive authorship or the assignment of credit without real participation—dynamics that prioritize metrics over the integrity of the scientific record.
The institution maintains a Z-score of -0.268, reflecting a total operational silence on this indicator and performing even better than the country's already minimal average of -0.139. This is a clear area of strength. The near-complete absence of this risk signal demonstrates a profound commitment to independent, external peer review. By avoiding the potential conflicts of interest inherent in in-house journals, where an institution acts as both judge and party, the university ensures its scientific production is validated through standard competitive channels, thereby maximizing its global visibility and scientific credibility.
The institution's Z-score of 2.204 is substantially higher than the national average of 0.778, indicating high exposure to this risk. The university is significantly more prone to showing alert signals for this behavior than its environment. Such a high value for massive and recurring bibliographic overlap between publications is a strong indicator of data fragmentation or 'salami slicing.' This practice, which involves dividing a coherent study into minimal publishable units to artificially inflate productivity, distorts the available scientific evidence and overburdens the review system. It suggests a focus on volume over the generation of significant new knowledge, which warrants a review of publication ethics and incentives.
