Greater Japanese horseshoe bats align their echolocation call frequencies within a colony to reduce interference and enhance sensory perception. By converging on shared frequencies, the bats create a 'silent spectral window' allowing for reliable detection of prey signals.
Researchers used trans-tympanic infrared laser stimulation of the cochlea to evoke reliable auditory-guided behaviour in awake animals, without invasive procedures or genetic modification. The study found that laser-evoked perception was processed through auditory pathways and could be controlled by changing radiant energy.
A new reference essay examines Japanese migration to Canada from 1877 to 1988, highlighting the development of vibrant communities and women's roles in shaping immigrant life. The article also explores the forced removal and incarceration of Japanese Canadians during WWII and their ongoing struggle for justice.
Bats use ultrasonic voices to perceive their surroundings with remarkable precision, actively manipulating sounds to enhance important signals. By controlling echolocation calls, they create a 'silent frequency zone' that improves hunting success in noisy environments.
A study by Associate Professor Bettina Gildenhard explores the tensions between personal initiatives, national language policies, and professionalism in volunteer-led Japanese language classes. The research highlights the need for a balanced approach, increasing investment in professional language educators while supporting volunteer i...
A study published in the Journal for the Scientific Study of Religion found that over 40% of Japanese respondents identified as nonreligious or atheist yet still participated in rituals and believed in gods and the afterlife. The researchers highlighted the need for flexible tools to capture diverse forms of religiosity, particularly i...
A recent study by Doshisha University found that a supportive classroom environment boosts students' willingness to communicate in English, promoting language learning and motivation. The study applied self-determination theory principles to analyze the factors influencing Japanese university students' communication willingness, highli...
A recent study examines the mechanisms behind Japan's prolonged silence on Johnny Kitagawa's crimes, characterizing it as a 'conspiracy of silence.' The research reveals that structural factors, including media networks and government policies, contributed to this silence. Key findings include the avoidance of negative coverage by tele...
A new study by Doshisha University found that teachers' deliberate actions at the start of a lesson, such as responding to the school bell, can create social tightness or looseness. Teachers who enforced strict rules and verbal prompts maintained tightness, while those with more relaxed approaches created loose occasions for students.
A new framework, DUPGT-CDR, uses gating networks to effectively incorporate both positive and negative feedback in cross-domain recommendation systems, achieving lower prediction errors and improved convergence speed. The framework offers more precise product recommendations and personalized learning resources across various domains.
Researchers developed a color-guided depth recovery method for non-repetitive LiDAR images to improve real-time crowd monitoring during disasters. The method reconstructs continuous depth structures while preventing over-smoothing and overfilling gaps, achieving improved depth accuracy and structural consistency.
Researchers found that Discord community Medimura functions as a 'third place,' providing a safe space for players to connect and share daily life. The study highlights the importance of digital platforms in promoting social wellbeing, particularly in Japan where casual social interactions can be limited.
A recent study by Doshisha University researchers found that Japanese media generally accurately conveys the concept of blue carbon, but fails to adequately address its challenges and risks. The study recommends improved collaboration among media professionals, policymakers, and marine scientists for effective science communication.
A study by Doshisha University researchers found that early-career TESOL teachers' learning experiences in primary and secondary school significantly influenced their commitment to teaching. The study also highlights the importance of supportive networks and opportunities for reflection in promoting professional development.
A team of researchers studied the effect of antisolvent addition rate and initial solute concentration on localized liquid-liquid phase separation in a ternary water/ethanol/butylparaben system. Their findings show that high antisolvent addition rates and high initial solute concentrations enhance the likelihood of LLPS, highlighting t...
Researchers created a new frequency-aware approach to crafting adversarial images that better match human visual perception. The method, called Input-Frequency Adaptive Adversarial Perturbation (IFAP), significantly outperformed existing techniques in structural and textural similarity.
A recent study investigates the interactional dynamics of self-assessment and peer feedback in virtual exchange programs for pre-service teachers. The analysis reveals contrasting trajectories in responses, including task-focused, affiliative, and epistemic interactions.
A new Japanese study uses a two-country model to investigate the impact of tariff policies on economic growth outcomes across countries. The researchers found that similar trade policies can lead to very different growth outcomes across countries, depending on a country's existing industrial structure.
A 32-country analysis shows that societies with strong upward disparity suffer sharper declines in subjective well-being (SWB) when perceived societal risk rises. Conversely, societies with a strong middle class are more resilient.
A new study explores how teacher educators provide feedback to guide teacher learning, highlighting the importance of
Researchers found that strong supernatural belief systems can effectively reduce environmental harm by encouraging restraint and promoting sustainable relationships between humans and nature. The study's model showed that supernatural punishments are effective when the fear of punishment outweighs short-term gains and is not too extreme.
Researchers create symmetrical ratchet motor using circular disk and randomly vibrating particles, demonstrating spontaneous symmetry breaking and persistent single-directional spin. The discovery hints at future innovations in energy-harvesting technologies and deepens understanding of non-equilibrium systems.
A team of researchers developed a simulation model to clarify the influence of 4-position substitution in cyclic ketene acetals on radical ring-opening polymerization. The study found that certain monomers can produce degradable polymers, which may be used for environmentally friendly packaging and biomedical applications.
A year-long intervention program in Japan has shown promising results in reducing depressive symptoms among high school students. The Mastery of Interpersonal Relationships and Emotional Skills (MIRaES) program addresses practical constraints to provide a feasible universal prevention approach for school settings.
This book sheds light on <em>d</em>ōchō atusryoku</em>, a defining force in Japanese society that shapes politics, governance, and the legal system. It also explores how social conformity influences behavior through expectations rather than laws.
A recent study published in the Journal of Cachexia, Sarcopenia and Muscle found that phase angle, a measure of muscle quality, is linked to memory performance and dementia risk in middle-aged and older adults. Higher phase angle was associated with lower risk of mild cognitive impairment and better memory in both men and women.
Autophagy and lysosomal pathways orchestrate the unconventional secretion of PARK7, a PD-associated protein, in response to cellular stress. The study reveals a unique mechanism involving coordinated actions of macroautophagy and chaperone-mediated autophagy.
Researchers developed a tetravalent peptide that specifically inhibits the recruitment of MKK3 to TRAF6, preventing late-stage osteoclast activation and reducing side effects. In mice models, the peptide effectively prevented bone loss with minimal impact on osteoblast function.
A new study by Doshisha University demonstrates the feasibility and reliability of fully automated speaking tests for English language learners, enabling more frequent evaluation and larger-scale studies. The approach uses AI-powered speech recognition and computational metrics to assess language proficiency.
Viscoelastic fluids exhibit a unique relaxation time that interacts with turbulence, resulting in an unexpected meandering motion. This interaction leads to three distinct flow states: low, middle, and high diffusivity states, with the high-diffusivity state significantly enhancing heat transfer efficiency.
Developed by Doshisha University researchers, vmTracking assigns virtual markers to track multiple animals without physical markers. It outperforms traditional methods in crowded environments and demonstrates high accuracy in tracking various species, including fish schools and human dancers.
Researchers at Doshisha University reveal that 25-hydroxycholesterol causes a specific type of cell death called ferroptosis, which could contribute to various diseases. The study identifies two key mechanisms by which 25-OHC induces ferroptosis, including inhibition of cellular pathways and disruption of antioxidant systems.
Researchers created a non-flammable quasi-solid-state battery with improved stability, safety, and longevity. The new design combines liquid and solid electrolytes, demonstrating excellent ionic conductivity, thermal stability, and electrochemical performance.
Researchers found that culture plays a significant role in shaping interactions during casual conversations, fostering curiosity about diversity and group cohesion through humor. The study highlights the importance of cultural identity in bridging gaps between people from different backgrounds.
A recent study discovered that assessing an individual's perceived walking speed relative to peers can identify those at risk of metabolic diseases. Faster walkers had lower risks of diabetes, hypertension, and dyslipidemia.
Researchers at Doshisha University developed porous silicon oxide electrodes that improve the durability and energy density of all-solid-state batteries. The electrodes can withstand repeated charge/discharge cycles without cracking or peeling, making them a promising solution for sustainable energy storage.
Researchers at Doshisha University have developed a synthetic, nontoxic antidote for hydrogen sulfide poisoning. The new compound, met-hemoCD-I, converts toxic hydrogen sulfide into harmless sulfite and sulfate ions.
Researchers develop ultrasound-based method to control cell growth and orientation in cultured muscle cells. The technique uses ultrasonication to promote differentiation of myoblasts into myotubes, offering a promising alternative to current methods.
Rehm's research finds Abe's immigration reforms led to incremental changes in Japan's status quo, expanding foreign labor pathways but maintaining structural issues. The study suggests a potential shift toward 'country of immigration' in the short to medium term.
The study reveals that colder fuel increases the spray impingement ratio, leading to higher wall adhesion and thicker films. The findings aim to optimize fuel injection strategies for cleaner, more efficient engines.
Researchers developed a novel ratchet mechanism that converts random motion into ordered movement using asymmetric surface wettability. The gear demonstrated one-way spin with vertical oscillations at restricted frequency and amplitude ranges.
Researchers investigated the thermal environments of various tennis court surfaces, revealing significant differences in wet-bulb globe temperature (WGBT) values. The study suggests that on-site WBGT measurements are crucial for effective heat management in sports, and organizers should consider reducing match frequency in hot conditions.
Researchers from Doshisha University found that high-frequency eccentric-only resistance training at long muscle lengths can chronically decrease passive muscle stiffness. This novel training modality increases muscle strength and size while providing crucial insights into adaptive plasticity.
A team from Doshisha University has developed two approaches to generate adversarial examples for image cropping, achieving significant reductions in perturbation sizes. The white-box approach manipulates gaze saliency maps to produce effective images, while the black-box approach uses Bayesian optimization to target specific regions.
Researchers developed a novel tunable ultrasonic liquid crystal light diffuser that allows changing the diffusion direction. The device uses non-coaxial resonant flexural vibration to control molecular orientation and refractive-index distribution, resulting in controlled light distribution.
Researchers have created a novel process for producing acetylene from CO2, reducing reliance on petroleum feedstocks. The new method achieves high current efficiency of 92% and produces CaC2 with minimal sulfur and phosphorous content.
Researchers from Doshisha University have developed a cost-effective method to produce valuable hydrocarbons from CO2. The study uses an ionic liquid containing metal hydroxides as the electrolyte, achieving high current efficiencies for ethylene and propane production.
Researchers suggest three measures to improve EEW alerts: conducting nationwide drills, maintaining safe environments, and adding clear instructions to encourage immediate action. Studies found that people often wait for tremors to begin instead of taking protective measures, highlighting the need for more effective warning systems.
A comparative analysis of robot-assisted language learning systems and human tutors found that robots can improve English-speaking skills through repetitive practice. However, human interaction is still essential for developing real-life language use. The study used a table-top humanoid robot to teach 26 university students, showing si...
A study conducted by Professor Yu Noda at Doshisha University found that providing citizens with accurate information about government finances can positively influence their perceptions of policy decisions. The research revealed a significant learning effect among individuals dissatisfied with insufficient access to government informa...