| Indicator | University Z-score | Average country Z-score |
|---|---|---|
|
Multi-affiliation
|
-0.919 | -0.119 |
|
Retracted Output
|
-0.277 | -0.208 |
|
Institutional Self-Citation
|
0.033 | 0.208 |
|
Discontinued Journals Output
|
-0.545 | -0.328 |
|
Hyperauthored Output
|
0.082 | 0.881 |
|
Leadership Impact Gap
|
3.480 | 0.809 |
|
Hyperprolific Authors
|
-1.170 | 0.288 |
|
Institutional Journal Output
|
-0.268 | -0.139 |
|
Redundant Output
|
7.127 | 0.778 |
Kogakuin University demonstrates a commendable overall performance in scientific integrity, characterized by a dual profile of exceptional governance in several key areas alongside critical, high-risk outliers that require immediate strategic intervention. The institution exhibits robust control mechanisms, particularly in managing authorship practices, affiliation transparency, and the selection of publication venues, often outperforming national averages and showcasing a strong internal culture of integrity. This solid foundation is reflected in its notable thematic strengths, with SCImago Institutions Rankings placing it prominently within Japan for Mathematics (15th), Earth and Planetary Sciences (42nd), and Computer Science (47th). However, this profile of excellence is sharply contrasted by significant vulnerabilities in two areas: an over-reliance on external collaborations for impact and an unusually high rate of redundant publications. These practices, if left unaddressed, risk undermining the university's mission to achieve genuine scientific excellence and social responsibility, as they prioritize metric performance over the creation of substantive, sustainable knowledge. A focused institutional effort to cultivate intellectual leadership and incentivize impactful, consolidated research will be crucial to harmonize its operational practices with its academic achievements and secure its long-term reputation.
The institution exhibits an exceptionally low Z-score of -0.919, which is significantly below the national average of -0.119. This result indicates a highly stable and transparent pattern of academic affiliations, demonstrating a clear consistency with, and even an improvement upon, the low-risk standard observed nationally. While multiple affiliations can be a legitimate outcome of researcher mobility or partnerships, the university's very low rate provides strong assurance that its institutional credit is not being strategically inflated through practices like “affiliation shopping,” reflecting a robust and straightforward approach to academic collaboration.
With a Z-score of -0.277, the institution maintains a low rate of retractions, performing slightly better than the national average of -0.208. This prudent profile suggests that the university's internal processes for quality control and supervision are managed with a rigor that exceeds the national standard. Retractions can be complex, but a consistently low rate is a positive signal. It indicates that the institution's pre-publication quality control mechanisms are effective, minimizing the risk of systemic failures, recurring malpractice, or a lack of methodological rigor that would otherwise compromise its integrity culture.
The university's Z-score for institutional self-citation is 0.033, positioning it well below the national average of 0.208, despite both falling within a medium-risk context. This demonstrates differentiated and effective management, successfully moderating a risk that appears more common across the country. A certain level of self-citation is natural, but the institution's lower rate indicates it is successfully avoiding the creation of scientific 'echo chambers.' This suggests that the university's academic influence is validated by the broader global community rather than being disproportionately inflated by internal dynamics.
The institution shows a Z-score of -0.545, marking a near-absence of publications in discontinued journals and placing it comfortably below the already low national average of -0.328. This alignment with the national standard points to a consistent and well-informed approach to selecting publication venues. A high proportion of output in such journals would be a critical alert regarding due diligence, but the university's extremely low score confirms that its researchers are effectively avoiding channels that fail to meet international ethical or quality standards, thereby protecting the institution from reputational risk and the misallocation of resources.
With a Z-score of 0.082, the institution's rate of hyper-authored output is substantially lower than the national average of 0.881, even though both are situated in a medium-risk environment. This reflects a differentiated management strategy that effectively moderates a nationally prevalent risk. While extensive author lists are legitimate in 'Big Science,' a lower score outside these contexts is a positive sign. It suggests the university successfully distinguishes between necessary massive collaboration and practices like 'honorary' authorship, thereby promoting greater individual accountability and transparency in its research contributions.
The institution presents a Z-score of 3.480 in this indicator, a critical value that significantly amplifies the vulnerability already present in the national system (Z-score of 0.809). This wide positive gap is a major alert, signaling a potential sustainability risk where the university's scientific prestige appears heavily dependent on external partners and exogenous factors. A high value strongly suggests that its impressive impact metrics may not stem from its own structural capacity or intellectual leadership, but rather from a strategic positioning in collaborations. This warrants an urgent internal reflection on how to build and showcase genuine internal research excellence to ensure long-term academic sovereignty.
The university's Z-score of -1.170 is exceptionally low, indicating a preventive isolation from the medium-risk dynamics observed at the national level (Z-score of 0.288). This result shows that the institution does not replicate the environmental pressures that can lead to hyper-productivity. While high output can signify leadership, extreme volumes challenge the limits of meaningful contribution. The university's very low score is a strong positive signal, suggesting an institutional culture that prioritizes quality and scientific integrity over sheer quantity, effectively mitigating risks such as coercive authorship or the assignment of credit without real participation.
With a Z-score of -0.268, the institution demonstrates a total operational silence regarding this risk, performing even better than the very low-risk national average of -0.139. This absence of risk signals, even below the national baseline, is a clear indicator of best practices. It confirms that the university avoids potential conflicts of interest by not relying on in-house journals, which can create academic endogamy and bypass independent external peer review. This commitment to external validation ensures the institution's scientific production achieves global visibility and is assessed through standard competitive mechanisms.
The institution's Z-score of 7.127 for redundant output is a critical red flag, drastically accentuating a vulnerability that is present but far less pronounced in the national system (Z-score of 0.778). This extremely high value serves as an urgent alert, pointing to a potential systemic practice of 'salami slicing,' where coherent studies are fragmented into minimal publishable units to artificially inflate productivity metrics. This practice not only distorts the available scientific evidence and overburdens the peer review system but also prioritizes volume over the generation of significant new knowledge, requiring immediate and decisive intervention to safeguard the integrity of the university's research record.
