Baki Hanma Official

Computer programWebsite obtainable fromFree or paid?EstimationRasch models
Rasch Software: Paid (Commercial)
ConQuest 5 (Windows, Mac)www.acer.edu.au/conquestpaidMMLE, JMLEdichotomous, polytomous, multidimensional, IRT
Facets (Windows)www.winsteps.com/facets.htmpaidJMLE, PROXdichotomous, polytomous
RUMM2030+ (Windows)www.rummlab.com.aupaidPMLE, WMLEdichotomous, polytomous
WINMIRA (Windows)www.von-davier.com ?paidCMLEdichotomous, polytomous
Winsteps (Windows)www.winsteps.com/winsteps.htmpaidCMLE, JMLE, PROXdichotomous, polytomous
Xcalibre (Windows)?paidEMdichotomous, polytomous
Logimo?paidCMLE (Log-linear)dichotomous
LPCM-WIN (Windows)?paidCMLEdichotomous, polytomous
Quest (Windows, old Macs) paidJMLEdichotomous, polytomous
RSP?paidCMLE, MMLEdichotomous
T-Rasch?
for demo: serial number is "demo"
paidNon-parametricdichotomous
Rasch Software: freeware
Bigsteps (MS-DOS Windows)www.winsteps.com/bigsteps.htmfreewareJMLE, PROXdichotomous, polytomous
ConstructMap (formerly GradeMap) (Windows & Mac)?freewareMMLE (MLE, EAP, DPVM)dichotomous, polytomous
Facets-DOS (MS-DOS Windows)www.winsteps.com/facdos.htmfreewareJMLE, PROXdichotomous, polytomous
Ganz Rasch (Windows)?freewareCMLE, JMLE, PMLE, WLE, MinChi, PROXdichotomous
ICL (Windows, Mac, Linux)?freewareMMLE, MAP, EAPdichotomous, polytomous
jMetrik (Windows, Mac OSX, Linux)www.itemanalysis.comfreewareJMLE. PROXdichotomous, polytomous
Minifac (Windows)www.winsteps.com/minifac.htmfreewareJMLE, PROXdichotomous, polytomous
Ministep (Windows)www.winsteps.com/ministep.htmfreewareJMLE, XMLE, PROXdichotomous, polytomous
MULTIRA (in German, Windows)?freewareCMLE, JMLE, WMLEdichotomous
OPLM (MS-DOS & Windows)?freeCMLE, MMLEdichotomous, polytomous
WinLLTM (Windows)?free?CMLEdichotomous
Bond&FoxSteps (Windows)Software for Bond & Fox "Applying the Rasch Model"freewareJMLE, PROXdichotomous, polytomous
Digram (Windows)?freewareCMLE (log-linear, graphical)dichotomous, polytomous
SALTUS (Windows)?free?MMLE?
BICAL (MS-DOS Windows)installed on some mainframes-JMLEdichotomous
IRT programs with Rasch-like capability
BILOG-MG (Windows)www.ssicentral.compaidMMLEdichotomous
flexMIRT (Windows)vpgcentral.com/software/flexmirt/paidvariousdichotomous, polytomous
PARSCALE (Windows)www.ssicentral.compaidMMLEdichotomous, polytomous
IRTPRO 2.1 (Windows)www.ssicentral.compaidMMLEdichotomous, polytomous
PARDUX??MMLEdichotomous
RASCAL (Windows)?paidJMLEdichotomous
See also software listing at: www.umass.edu
Software with some Rasch functionality
Bayesian Regression (Windows)georgek.people.uic.edu/BayesSoftware.html
(George Karabatsos)
freeware Bayesian posterior estimation via Monte Carlo methods (e.g., MCMC) Bayesian nonparametric (infinite-) mixture, standard normal mixture, dichotomous, polytomous, unidimensional, multidimensional, multi-level, FACETS-type
Damon (Python)www.pythiasconsulting.com
Analysis of multidimensional tabular datasets
open sourceALSdichotomous, polytomous
EQSIRT (Windows, Mac, Linux)www.mvsoft.com/eqsirt10.htmpaidMMLE, MCMCdichotomous, polytomous
ETIRM (Windows)www.smallwaters.com/software/cpp/etirm.htmlfreewareC++ functionsdichotomous, polytomous
flirt (MATLAB)faculty.psy.ohio-state.edu/jeon/free add-onsML+EMdichotomous + IRT models + multidimensional
Frank B. Baker & Seock-Ho Kim (Windows)Item Response Theory: Parameter Estimation Techniques, Second EditionCD-ROM in bookvariousdichotomous, polytomous
Frank B. BakerItem Response Theory: Parameter Estimation Techniques, First Editionfreewarevariousdichotomous
Latent GOLD (Windows)www.statisticalinnovations.compaidMMLERasch Mixture models: dichotomous, polytomous
LIBIRT (C++)libirt.sf.netfreewareMMLE etc.dichotomous
Mpluswww.statmodel.com/irtanalysis.shtmlincludedMLEdichotomous + IRT models
OpenStatstatpages.info/miller/OpenStatMain.htmfreewarePROXdichotomous
R CRAN Task View: Psychometric Models and Methodsfree add-onsvariousdichotomous, polytomous, continuous
autoRasch: Semi-Automated Rasch Analysisfree add-onsJMLEdichotomous, polytomous
eRm: Extended Rasch Modelingfree add-onsCMLEdichotomous, polytomous
immer: Item Response Models for Multiple Ratingsfree add-onsCMLE, HRM, Facets-wrapperdichotomous, polytomous
ltm: Latent Trait Models under IRTfree add-onsMMLEdichotomous + IRT models
mixRasch: Mixture Rasch Models with JMLEfree add-onsJMLEdichotomous, polytomous, mixture
pairwise: Rasch Model Parameters by Pairwise Algorithmfree add-onsPMLEdichotomous, polytomous
sirt: Supplementary Item Response Theory Modelsfree add-onsPMLE etc.dichotomous, polytomous
TAM: Test Analysis Modulesfree add-onsJMLE, MMLEdichotomous, polytomous, multifacets and more
R Snippets for IRT: WrightMapfree add-onsgraphingdichotomous, polytomous, multidimensional
RaschFit (SAS)RaschFit.sas downloadfree SAS macro to compute expected scores, residuals and mean-square fit statistics using response data and parameter estimatesanydichotomous, polytomous
RASCHTEST (STATA)pro-online.univ-nantes.frfree add-onsCMLE, MMLE, GEEdichotomous, etc.
SAS PROCs
STATA, S-PLUS, R, etc.
freeirt.free.fr
anaqol.free.fr
free add-ons??
SAS PROCspublicifsv.sund.ku.dk/~kach/free add-onsCMLE, MMLEpolytomous, longitudinal
STATAwww.stata.com/support/faqs/statistics/rasch-model/-CMLE, Bayesiandichotomous
WinBUGShttps://www.mrc-bsu.cam.ac.uk/software/bugs/freeware??
Rasch demonstration software
Mark Moulton (Windows)Excel Spreadsheet (dichotomous)freewareJMLEdichotomous
John M. Linacre (Windows)Excel Spreadsheet (polytomous)freewareJMLEpolytomous
Simulation software
WinGen (Windows)www.hantest.net/wingenfreeware dichotomous, polytomous
WINIRT (Windows)Hua Fang, George A. Johanson, Ohio Universityfreeware dichotomous
IRT-Labwww.education.miami.edu/facultysites/penfield/freeware various
Rasch unfolding software
RUMMFOLD?paid??
Please notify us of corrections or other Rasch software using the comment form below.
CMLE = Conditional Maximum Likelihood Estimation, JMLE = Joint MLE, MMLE = Marginal MLE, PMLE = Pairwise MLE, WMLE = Warm's Mean LE, PROX = Normal Approximation


Rasch-Related Resources: Rasch Measurement YouTube Channel
Rasch Measurement Transactions & Rasch Measurement research papers - free An Introduction to the Rasch Model with Examples in R (eRm, etc.), Debelak, Strobl, Zeigenfuse Rasch Measurement Theory Analysis in R, Wind, Hua Applying the Rasch Model in Social Sciences Using R, Lamprianou El modelo métrico de Rasch: Fundamentación, implementación e interpretación de la medida en ciencias sociales (Spanish Edition), Manuel González-Montesinos M.
Rasch Models: Foundations, Recent Developments, and Applications, Fischer & Molenaar Probabilistic Models for Some Intelligence and Attainment Tests, Georg Rasch Rasch Models for Measurement, David Andrich Constructing Measures, Mark Wilson Best Test Design - free, Wright & Stone
Rating Scale Analysis - free, Wright & Masters
Virtual Standard Setting: Setting Cut Scores, Charalambos Kollias Diseño de Mejores Pruebas - free, Spanish Best Test Design A Course in Rasch Measurement Theory, Andrich, Marais Rasch Models in Health, Christensen, Kreiner, Mesba Multivariate and Mixture Distribution Rasch Models, von Davier, Carstensen
Rasch Books and Publications: Winsteps and Facets
Applying the Rasch Model (Winsteps, Facets) 4th Ed., Bond, Yan, Heene Advances in Rasch Analyses in the Human Sciences (Winsteps, Facets) 1st Ed., Boone, Staver Advances in Applications of Rasch Measurement in Science Education, X. Liu & W. J. Boone Rasch Analysis in the Human Sciences (Winsteps) Boone, Staver, Yale Appliquer le modèle de Rasch: Défis et pistes de solution (Winsteps) E. Dionne, S. Béland
Introduction to Many-Facet Rasch Measurement (Facets), Thomas Eckes Rasch Models for Solving Measurement Problems (Facets), George Engelhard, Jr. & Jue Wang Statistical Analyses for Language Testers (Facets), Rita Green Invariant Measurement with Raters and Rating Scales: Rasch Models for Rater-Mediated Assessments (Facets), George Engelhard, Jr. & Stefanie Wind Aplicação do Modelo de Rasch (Português), de Bond, Trevor G., Fox, Christine M
Exploring Rating Scale Functioning for Survey Research (R, Facets), Stefanie Wind Rasch Measurement: Applications, Khine Winsteps Tutorials - free
Facets Tutorials - free
Many-Facet Rasch Measurement (Facets) - free, J.M. Linacre Fairness, Justice and Language Assessment (Winsteps, Facets), McNamara, Knoch, Fan
Rasch Meta-Metres of Growth for Some Intelligence and Attainment Tests: A Meta-metre for some Intelligence and Attainment Tests, David Andrich, Ida Marais, Sonia Sappl

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Baki Hanma Official

It was a humid Tokyo night when the letter arrived. No return address. Just a single, thick sheet of black paper with silver kanji that read: "You are invited to the Last Supper. Come hungry."

The table shook. The fourth son carried out a covered dome the size of a manhole cover. He lifted the lid. Steam rose, forming a terrifying mirage: the silhouette of the Ogre, Yujiro Hanma, roaring. Underneath was a massive, perfectly grilled T-bone steak, but the meat wasn't beef. It was a genetic crossbreed—aurochs and extinct dire bull—cooked rare. The fat was the color of molten gold. And it was seasoned with a single tear from a defeated sumo champion. This was the test of pure ego. The steak was arrogance made flesh. Baki took a knife and fork. With each bite, his own demon whispered: You are weak. You are your father's shadow. You will never be him. Baki chewed slowly. He didn't try to deny the voice. He agreed with it. Yes. I am his son. That's my problem. And my power. He finished the steak, then picked up the bone and cracked it open with his teeth to suck out the marrow. The demon's whisper fell silent.

"Baki Hanma," the chef said, his voice a dry rustle. "I am Chef Ryumon. These are my four sons. We are not fighters. We are food critics . And we have a problem."

Chef Ryumon bowed his head. The four sons stood and applauded silently. "You have passed," the old man said. He slid a scrap of parchment across the table. "The master's name is Ogasawara. He lives on a mountain in Hokkaido. He never taught Yujiro to fight. He taught him to cook . Yujiro failed this very meal, you see. He broke the table on the third course. He called the stew 'weakness.'" Baki Hanma

Placed before him was a single, glistening, raw oyster. But it wasn't normal. It was alive, and its shell had been fused with a minute amount of pufferfish venom . Not enough to kill, but enough to send the nervous system into a panic. The second Baki put it in his mouth, his tongue went numb, his throat tried to close, and every nerve screamed stop . His hands, which had crushed skulls, trembled. Baki closed his eyes. He remembered the quietest moment in the Hyper-Grappler Arena—the silence before a death blow. He forced his body to ignore the alarm, chewed once, and swallowed. The numbness spread, but he smiled. Pain is just information.

The challenge was simple: five courses. Each dish was designed to break a different kind of man. If Baki finished all five, he would gain a secret—the location of a reclusive master who had once taught Yujiro Hanma a lesson in humility. If he failed, he would forfeit his title as "World's Strongest" in the underground press.

Four minutes passed. Then five. Baki opened his eyes. "I'm still hungry," he said. It was a humid Tokyo night when the letter arrived

Outside, the Tokyo rain washed the subway dust from his jacket. He wasn't stronger than before. But he was wiser. And sometimes, that's the same thing.

He gestured to an empty chair. "You have conquered muscles, bones, and spirit. But can you conquer the plate?"

The station was transformed. In place of train tracks, a long, ancient-looking wooden table sat under a single, bare bulb. Seated around it were five people Baki had never seen before. Come hungry

The world knew Baki Hanma as the "Underground Arena Champion," the demon who survived his father, Yujiro, and who could crush concrete with a hug. But Baki knew a secret. True strength wasn't just in victory. It was in understanding the flavor of a fight.

A black iron bowl. The broth smelled of ginger, soy, and something deeply, disturbingly familiar. Baki sniffed. His pupils dilated. It was his own mother's recipe—Emi Akezawa’s special winter stew. The one she made when he was five, before the tragedy, before Yujiro. "How...?" Baki whispered. "We have our sources," said the second son. "We extracted the memory from a chef who knew her." Baki lifted the spoon. As the broth touched his lips, he wasn't in the subway. He was a child. Warm, safe, loved. The taste was a weapon sharper than any punch—regret. Tears welled up, hot and unbidden. He wanted to stop. He wanted to stay in that memory forever. Instead, he drank the whole bowl, letting the tears fall into the empty vessel. Strength isn't about forgetting. It's about carrying the weight and still moving forward.

A platter of glistening white fish arrived. It looked like fugu, but the texture was wrong. Chef Ryumon’s eldest son leaned forward. "It's not the fish that cuts you. It's the knife." The sashimi had been sliced with a blade forged from a shattered piece of Miyamoto Musashi's actual katana. Eating it, Baki felt a phantom slash across his psyche—the ghost of the legendary swordsman's killing intent. It wasn't physical pain; it was the terror of being cut. Baki’s imagination conjured the image of his own severed head. He grabbed a piece with his chopsticks. A ghost can't kill me. My father is real. He ate the entire platter in three bites, the spectral cuts healing as he swallowed.

At the head sat a gaunt, elderly man with the calm eyes of a temple monk. He wore a chef’s apron stained with a hundred different sauces.

An empty plate. "The final course," Chef Ryumon said, his voice trembling for the first time. "Is nothing. For five minutes, you will sit with an empty plate. No taste. No texture. No sensation. The strongest men go mad from silence. They prefer pain to peace." The four sons leaned in. This was the trap. After four brutal courses, the void would feel like an insult. Baki's hands would itch to destroy. His mind would race. Baki set his hands flat on the table. He closed his eyes. He didn't meditate. He didn't think of training. He thought of the cherry blossoms falling in the park where he and Kozue walked. He thought of the weight of a fly landing on his knuckle. He thought of the absence of a fight—and found it beautiful.